US2524091A - Universal screw propeller generator - Google Patents
Universal screw propeller generator Download PDFInfo
- Publication number
- US2524091A US2524091A US520298A US52029844A US2524091A US 2524091 A US2524091 A US 2524091A US 520298 A US520298 A US 520298A US 52029844 A US52029844 A US 52029844A US 2524091 A US2524091 A US 2524091A
- Authority
- US
- United States
- Prior art keywords
- screw propeller
- universal screw
- propeller generator
- oct
- sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2735/00—Control systems or devices for copying from a pattern or master model
- B23Q2735/008—Control systems or devices for copying from a pattern or master model in a planing machine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T409/00—Gear cutting, milling, or planing
- Y10T409/50—Planing
- Y10T409/500164—Planing with regulation of operation by templet, card, or other replaceable information supply
- Y10T409/500328—Planing with regulation of operation by templet, card, or other replaceable information supply including use of tracer adapted to trigger electrical or fluid energy
- Y10T409/500492—Planing with regulation of operation by templet, card, or other replaceable information supply including use of tracer adapted to trigger electrical or fluid energy including provision for circumferential relative movement of cutter and work
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T409/00—Gear cutting, milling, or planing
- Y10T409/50—Planing
- Y10T409/5041—Means for cutting arcuate surface
- Y10T409/504428—Means for cutting arcuate surface with work infeed and means to arcuately reposition the cutter
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18016—Oscillating to reciprocating and intermittent rotary
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20576—Elements
- Y10T74/20582—Levers
- Y10T74/206—Adjustable
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Replacement Of Web Rolls (AREA)
Description
62 Sheets-Sheet 1 M. K. VON ZIMMERMANN UNIVERSAL SCREW PROPELLER GENERATOR Oct. 3, 1950 Filed Jan. 29. 1944 Oct. 3, 1950 M. K; VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 v 62 Sheets-Sheet 2 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 e2 Sheets-Sheet s I Oct. 3, 1950 v M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR 62 Sheets-Sheet 4 Filed Jan. 29, 1944 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,
UNIVERSAL SCREW PROPELLER GENERATOR 62 Sheets-Sheet 5 Filed Jan. 29, 1944 Oct. 3, 1950 M. K. VON ZVIMMERMANN' UNIVERSAL SCREW PROPELLER GENERATOR 62 Sheets-Sheet 6 Filed Jan.- 29, 1944 Oct. 3, 1950 M; K. VON ZIMMERMANN 2,
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jar 1. 29, 1944 62 Sheets-Sheet 7 Oct. 3, 1950 M. K/VON ZIMMERMANN ,0
UNIVERSAL SCREW PROPELL'ER GENERATOR Filed Jan. 29, 1944 r 62 Sheets-Sheet 8 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL scREw PROPELLER GENERATOR 62 Sheet-Sheet 9 Fii ed Jan. 29, 1944 Oct. 3, 1950 M. K.- VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR 62 SheetsSheet 10 Filed Jan. 29, 1944 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 s2 Sheets-Sheet 11 Oct. 3, 1950 M. K.VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR 62 Sheets-Sheet 12 Filed Jan. 29, 1944 Oct. 3, 1950 M. K. VON ZIMMERMANN 1 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 v e2 Sheets-Sheet 13 Filed Jan. 29, 1944 e2 Sheets-Sheet 14 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Oct.-3, 1950 v M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW \PROPELLER GENERATOR Filed Jan. 29, 1944 62 Sheets-Sheet 15 Oct. 3, 1950 M. K.-VION ZIMMERMANN 2,524,091 I v I UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 e2 Sheets-Sheet 1e Oct. 3, 1950 M.- K. VON ZIMMERMANN UNIVERSAL SCREW momma GENERATOR 62 Sheets-Sheet 17 Filed Jan. 29, 1944 Oct. 3, 1950 M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL scam PROPELLER GENERATOR Filed-Jan. 29, 1944 s2 Sheet"sSheet- 1s Oct. 3, 1950 M. K. VON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 62 Sheets-Sheet 19 Oct. 3, 1950 M. KQVON ZIMMERMANN 2,524,091
UNIVERSAL SCREW PROPELLER GENERATOR Filed Jan. 29, 1944 62 Sheets-Sheet 20
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US520298A US2524091A (en) | 1944-01-29 | 1944-01-29 | Universal screw propeller generator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US520298A US2524091A (en) | 1944-01-29 | 1944-01-29 | Universal screw propeller generator |
Publications (1)
Publication Number | Publication Date |
---|---|
US2524091A true US2524091A (en) | 1950-10-03 |
Family
ID=24071998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US520298A Expired - Lifetime US2524091A (en) | 1944-01-29 | 1944-01-29 | Universal screw propeller generator |
Country Status (1)
Country | Link |
---|---|
US (1) | US2524091A (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2637248A (en) * | 1947-09-16 | 1953-05-05 | Worthington Corp | Vane generating machine |
US2660930A (en) * | 1947-05-15 | 1953-12-01 | Thompson Prod Inc | Machine for forming predetermined irregular surfaces |
US2669911A (en) * | 1951-08-21 | 1954-02-23 | Thompson Prod Inc | Index corrector |
US2677310A (en) * | 1948-12-13 | 1954-05-04 | Paul J Campbell | Contour forming machine, including tracer control mechanism |
US2742824A (en) * | 1952-05-16 | 1956-04-24 | Armstrong Whitworth Co Eng | Machine for accurately shaping the surface of part of an aircraft wing |
US2766011A (en) * | 1951-06-08 | 1956-10-09 | Nat Coal Board | Drilling machines |
US2944466A (en) * | 1958-12-23 | 1960-07-12 | Mckay Machine Co | Profile milling machine |
US2960012A (en) * | 1959-04-29 | 1960-11-15 | Orenda Engines Ltd | Machine tools |
US3139001A (en) * | 1959-09-01 | 1964-06-30 | J E Reinecker Maschb G M B H | Relieving shaper |
US3232171A (en) * | 1959-04-14 | 1966-02-01 | Suburban Machine Co | Universal milling and boring machines |
Citations (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US32959A (en) * | 1861-07-30 | Gkade-deliweatob | ||
GB189319030A (en) * | 1893-10-10 | 1894-10-10 | Felicien Cornil | Improvements in Machines for Making Screws, Screw-bolts, or Screw-taps. |
US590387A (en) * | 1897-09-21 | Lathe | ||
US616878A (en) * | 1899-01-03 | Matthew arlington | ||
US996353A (en) * | 1901-04-30 | 1911-06-27 | Gen Electric | Slotting-machine. |
US1001908A (en) * | 1906-04-06 | 1911-08-29 | William Nunn Venner | Apparatus for machining helical surfaces. |
US1014012A (en) * | 1910-11-17 | 1912-01-09 | Alfred B Lyon | Pantograph. |
GB191117691A (en) * | 1911-08-03 | 1912-08-06 | Vitold Joushkievich | Improvements in Machines for Machining the Surfaces of Screw Propellers and the like. |
US1064118A (en) * | 1909-10-11 | 1913-06-10 | United Shoe Machinery Ab | Pattern-generating mechanism. |
GB191215437A (en) * | 1912-07-02 | 1913-10-02 | Vitold Youshkievich | Apparatus for Automatically Machining the Front and Rear Surfaces of the Blades of Ships Propellers. |
US1109836A (en) * | 1913-05-21 | 1914-09-08 | Rufus R Hanson | Shaft-coupling. |
US1228641A (en) * | 1911-07-05 | 1917-06-05 | Adder Machine Co | Calculating-machine. |
US1317038A (en) * | 1919-09-23 | Appucation | ||
US1387101A (en) * | 1921-08-09 | Mechanical movement | ||
US1406866A (en) * | 1919-05-16 | 1922-02-14 | Horn Guido | Milling machine |
US1407515A (en) * | 1920-11-01 | 1922-02-21 | Eugene S Bradford | Lathe or milling-machine attachment |
US1474880A (en) * | 1918-07-31 | 1923-11-20 | Baehr George | Mill for rolling shapes |
US1763708A (en) * | 1921-11-08 | 1930-06-17 | Ingersoll Milling Machine Co | Universal milling machine |
US1893916A (en) * | 1930-07-31 | 1933-01-10 | Waldrich Oskar | Copying mechanism |
US1928159A (en) * | 1932-02-12 | 1933-09-26 | Charles R Evenson | Means for shaping helical bodies |
US1953903A (en) * | 1931-02-13 | 1934-04-03 | Bovaird & Seyfang Mfg Company | Pumping jack |
US1985752A (en) * | 1932-03-15 | 1934-12-25 | Schiess Defries Ag | Apparatus for machining propeller blades |
US2049126A (en) * | 1932-02-23 | 1936-07-28 | Maybach Motorenbau Gmbh | Claw coupling |
US2085016A (en) * | 1932-04-30 | 1937-06-29 | Ferguson John | Machine for producing helicoid surfaces |
US2090067A (en) * | 1936-02-10 | 1937-08-17 | Pierce Frank | Stone finishing machine |
GB478569A (en) * | 1936-07-15 | 1938-01-17 | Stone J & Co Ltd | Improvements relating to machines for machining propeller-blades |
US2116593A (en) * | 1934-04-13 | 1938-05-10 | Western Electric Co | Cutting or milling machine |
US2116512A (en) * | 1932-07-11 | 1938-05-10 | Bendix Prod Corp | Tire retreading machine |
US2180597A (en) * | 1937-09-30 | 1939-11-21 | Bus George F Le | Self-aligning clutch |
US2187659A (en) * | 1938-12-03 | 1940-01-16 | Gulf Research Development Co | Mechanical movement |
US2190506A (en) * | 1935-12-06 | 1940-02-13 | Askania Werke Ag | Apparatus for creating or measuring forces |
US2203148A (en) * | 1937-06-11 | 1940-06-04 | United Iron Works Company | Pumping unit |
US2239927A (en) * | 1939-01-03 | 1941-04-29 | Morton Henry Earl | Cutting and shaping machine |
GB537543A (en) * | 1938-10-24 | 1941-06-26 | Escher Wyss Maschf Ag | Machine for milling ships screws, propellers and the like on the pressure and suction sides |
US2282038A (en) * | 1939-10-07 | 1942-05-05 | Gould & Eberhardt | Variable trimmer cam |
GB549045A (en) * | 1941-03-31 | 1942-11-04 | British Power Boat Company Ltd | Improvements in or relating to copying lathes |
GB552415A (en) * | 1941-01-08 | 1943-04-07 | Niles Bement Pond Co | Improvements in and relating to electric controls for machine tools |
US2323528A (en) * | 1941-06-04 | 1943-07-06 | Gear Grinding Mach Co | Apparatus for forming templates |
US2339400A (en) * | 1941-01-15 | 1944-01-18 | Heppenstall Co | Lathe |
US2372426A (en) * | 1941-03-20 | 1945-03-27 | Bailey Meter Co | Duplicator for machine tools |
-
1944
- 1944-01-29 US US520298A patent/US2524091A/en not_active Expired - Lifetime
Patent Citations (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1317038A (en) * | 1919-09-23 | Appucation | ||
US590387A (en) * | 1897-09-21 | Lathe | ||
US616878A (en) * | 1899-01-03 | Matthew arlington | ||
US32959A (en) * | 1861-07-30 | Gkade-deliweatob | ||
US1387101A (en) * | 1921-08-09 | Mechanical movement | ||
GB189319030A (en) * | 1893-10-10 | 1894-10-10 | Felicien Cornil | Improvements in Machines for Making Screws, Screw-bolts, or Screw-taps. |
US996353A (en) * | 1901-04-30 | 1911-06-27 | Gen Electric | Slotting-machine. |
US1001908A (en) * | 1906-04-06 | 1911-08-29 | William Nunn Venner | Apparatus for machining helical surfaces. |
US1064118A (en) * | 1909-10-11 | 1913-06-10 | United Shoe Machinery Ab | Pattern-generating mechanism. |
US1014012A (en) * | 1910-11-17 | 1912-01-09 | Alfred B Lyon | Pantograph. |
US1228641A (en) * | 1911-07-05 | 1917-06-05 | Adder Machine Co | Calculating-machine. |
GB191117691A (en) * | 1911-08-03 | 1912-08-06 | Vitold Joushkievich | Improvements in Machines for Machining the Surfaces of Screw Propellers and the like. |
GB191215437A (en) * | 1912-07-02 | 1913-10-02 | Vitold Youshkievich | Apparatus for Automatically Machining the Front and Rear Surfaces of the Blades of Ships Propellers. |
US1109836A (en) * | 1913-05-21 | 1914-09-08 | Rufus R Hanson | Shaft-coupling. |
US1474880A (en) * | 1918-07-31 | 1923-11-20 | Baehr George | Mill for rolling shapes |
US1406866A (en) * | 1919-05-16 | 1922-02-14 | Horn Guido | Milling machine |
US1407515A (en) * | 1920-11-01 | 1922-02-21 | Eugene S Bradford | Lathe or milling-machine attachment |
US1763708A (en) * | 1921-11-08 | 1930-06-17 | Ingersoll Milling Machine Co | Universal milling machine |
US1893916A (en) * | 1930-07-31 | 1933-01-10 | Waldrich Oskar | Copying mechanism |
US1953903A (en) * | 1931-02-13 | 1934-04-03 | Bovaird & Seyfang Mfg Company | Pumping jack |
US1928159A (en) * | 1932-02-12 | 1933-09-26 | Charles R Evenson | Means for shaping helical bodies |
US2049126A (en) * | 1932-02-23 | 1936-07-28 | Maybach Motorenbau Gmbh | Claw coupling |
US1985752A (en) * | 1932-03-15 | 1934-12-25 | Schiess Defries Ag | Apparatus for machining propeller blades |
US2085016A (en) * | 1932-04-30 | 1937-06-29 | Ferguson John | Machine for producing helicoid surfaces |
US2116512A (en) * | 1932-07-11 | 1938-05-10 | Bendix Prod Corp | Tire retreading machine |
US2116593A (en) * | 1934-04-13 | 1938-05-10 | Western Electric Co | Cutting or milling machine |
US2190506A (en) * | 1935-12-06 | 1940-02-13 | Askania Werke Ag | Apparatus for creating or measuring forces |
US2090067A (en) * | 1936-02-10 | 1937-08-17 | Pierce Frank | Stone finishing machine |
GB478569A (en) * | 1936-07-15 | 1938-01-17 | Stone J & Co Ltd | Improvements relating to machines for machining propeller-blades |
US2203148A (en) * | 1937-06-11 | 1940-06-04 | United Iron Works Company | Pumping unit |
US2180597A (en) * | 1937-09-30 | 1939-11-21 | Bus George F Le | Self-aligning clutch |
GB537543A (en) * | 1938-10-24 | 1941-06-26 | Escher Wyss Maschf Ag | Machine for milling ships screws, propellers and the like on the pressure and suction sides |
US2187659A (en) * | 1938-12-03 | 1940-01-16 | Gulf Research Development Co | Mechanical movement |
US2239927A (en) * | 1939-01-03 | 1941-04-29 | Morton Henry Earl | Cutting and shaping machine |
US2282038A (en) * | 1939-10-07 | 1942-05-05 | Gould & Eberhardt | Variable trimmer cam |
GB552415A (en) * | 1941-01-08 | 1943-04-07 | Niles Bement Pond Co | Improvements in and relating to electric controls for machine tools |
US2339400A (en) * | 1941-01-15 | 1944-01-18 | Heppenstall Co | Lathe |
US2372426A (en) * | 1941-03-20 | 1945-03-27 | Bailey Meter Co | Duplicator for machine tools |
GB549045A (en) * | 1941-03-31 | 1942-11-04 | British Power Boat Company Ltd | Improvements in or relating to copying lathes |
US2323528A (en) * | 1941-06-04 | 1943-07-06 | Gear Grinding Mach Co | Apparatus for forming templates |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2660930A (en) * | 1947-05-15 | 1953-12-01 | Thompson Prod Inc | Machine for forming predetermined irregular surfaces |
US2637248A (en) * | 1947-09-16 | 1953-05-05 | Worthington Corp | Vane generating machine |
US2677310A (en) * | 1948-12-13 | 1954-05-04 | Paul J Campbell | Contour forming machine, including tracer control mechanism |
US2766011A (en) * | 1951-06-08 | 1956-10-09 | Nat Coal Board | Drilling machines |
US2669911A (en) * | 1951-08-21 | 1954-02-23 | Thompson Prod Inc | Index corrector |
US2742824A (en) * | 1952-05-16 | 1956-04-24 | Armstrong Whitworth Co Eng | Machine for accurately shaping the surface of part of an aircraft wing |
US2944466A (en) * | 1958-12-23 | 1960-07-12 | Mckay Machine Co | Profile milling machine |
US3232171A (en) * | 1959-04-14 | 1966-02-01 | Suburban Machine Co | Universal milling and boring machines |
US2960012A (en) * | 1959-04-29 | 1960-11-15 | Orenda Engines Ltd | Machine tools |
US3139001A (en) * | 1959-09-01 | 1964-06-30 | J E Reinecker Maschb G M B H | Relieving shaper |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2524091A (en) | Universal screw propeller generator | |
CA422489A (en) | Outboard propeller mechanism for barges, etc. | |
Slonimsky | Russian prelude: for piano solo, op. 1 | |
CA429929A (en) | Paper board machine heating system | |
CA407981A (en) | Sheet feeding apparatus | |
CA415473A (en) | Paper sheet feeding mechanism | |
CA425325A (en) | Paper feeding mechanism | |
CA402504A (en) | Sheet feeding mechanism | |
CA421116A (en) | Paper sheet delivering mechanism | |
CA434692A (en) | Sheet feeding mechanism | |
CA410090A (en) | Sheet feeding apparatus | |
CA411262A (en) | Sheet feeding mechanism | |
CA410381A (en) | Sheet feeding mechanism | |
CA411263A (en) | Sheet feeding mechanism | |
CA406119A (en) | Reinforced sheet making apparatus | |
CA411054A (en) | Resinous blank miling apparatus | |
CA404253A (en) | Duplicating machine paper feeding mechanism | |
CA423726A (en) | Folding table, etc. | |
CA412383A (en) | Sheet paper container | |
CA422163A (en) | Sheet material perforating apparatus | |
CA423889A (en) | Sheet material perforating apparatus | |
CA423890A (en) | Sheet material perforating apparatus | |
CA423582A (en) | Container for liquids, etc. | |
CA417903A (en) | Container for liquids, etc. | |
CA408652A (en) | Sheet material feeding mechanism |