CH291053A - Device for punching and notching registration cards. - Google Patents
Device for punching and notching registration cards.Info
- Publication number
- CH291053A CH291053A CH291053DA CH291053A CH 291053 A CH291053 A CH 291053A CH 291053D A CH291053D A CH 291053DA CH 291053 A CH291053 A CH 291053A
- Authority
- CH
- Switzerland
- Prior art keywords
- notching
- punching
- registration cards
- cards
- registration
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
- G06K21/06—Apparatus or tools adapted for slotting or otherwise marking information-retrieval cards
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39275A US2642940A (en) | 1948-07-17 | 1948-07-17 | Perforating and slotting punch |
Publications (1)
Publication Number | Publication Date |
---|---|
CH291053A true CH291053A (en) | 1953-05-31 |
Family
ID=21904598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH291053D CH291053A (en) | 1948-07-17 | 1949-07-13 | Device for punching and notching registration cards. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2642940A (en) |
CH (1) | CH291053A (en) |
FR (1) | FR990590A (en) |
GB (1) | GB662268A (en) |
NL (1) | NL147621B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2762434A (en) * | 1953-12-04 | 1956-09-11 | Royal Mcbee Corp | Punching and notching machine |
US3452925A (en) * | 1967-05-31 | 1969-07-01 | Mosler Safe Co | Card punching and notching method and apparatus |
US3625416A (en) * | 1969-03-09 | 1971-12-07 | Randomatic Data Systems Inc | Apparatus for the selection of coded elements filed at random |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1773155A (en) * | 1923-11-06 | 1930-08-19 | Regan Safety Devices Co Inc | Induction train-control system |
GB441779A (en) * | 1934-07-26 | 1936-01-27 | Christopher Henry Ellis | An apparatus for punching index cards |
US2035777A (en) * | 1935-02-06 | 1936-03-31 | Mcbee Co | Key punch |
US2062155A (en) * | 1935-10-02 | 1936-11-24 | Mcbee Co | Double row key punch |
US2392082A (en) * | 1941-01-13 | 1946-01-01 | Addressograph Multigraph | Printing machine |
US2342361A (en) * | 1942-07-27 | 1944-02-22 | Robert A Niclas | Statistical card system |
US2439029A (en) * | 1945-05-14 | 1948-04-06 | Mcbee Co | Combined card punching and slotting machine |
US2439030A (en) * | 1945-06-14 | 1948-04-06 | Mcbee Co | Key-punch slotting machine |
US2521118A (en) * | 1946-02-16 | 1950-09-05 | Addressograph Multigraph | Card punching machine |
-
0
- NL NL656505079A patent/NL147621B/en unknown
-
1948
- 1948-07-17 US US39275A patent/US2642940A/en not_active Expired - Lifetime
-
1949
- 1949-06-03 GB GB15003/49A patent/GB662268A/en not_active Expired
- 1949-07-13 CH CH291053D patent/CH291053A/en unknown
- 1949-07-13 FR FR990590D patent/FR990590A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2642940A (en) | 1953-06-23 |
GB662268A (en) | 1951-12-05 |
NL147621B (en) | |
FR990590A (en) | 1951-09-24 |
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