FR922052A - Advanced discharge electric lamps - Google Patents
Advanced discharge electric lampsInfo
- Publication number
- FR922052A FR922052A FR922052DA FR922052A FR 922052 A FR922052 A FR 922052A FR 922052D A FR922052D A FR 922052DA FR 922052 A FR922052 A FR 922052A
- Authority
- FR
- France
- Prior art keywords
- discharge electric
- electric lamps
- advanced discharge
- advanced
- lamps
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/12—Preparation of lactams by depolymerising polyamides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/305—Flat vessels or containers
- H01J61/307—Flat vessels or containers with folded elongated discharge path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/92—Lamps with more than one main discharge path
- H01J61/94—Paths producing light of different wavelengths, e.g. for simulating daylight
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2563344A GB590704A (en) | 1944-12-21 | Improvements in and relating to electric discharge lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
FR922052A true FR922052A (en) | 1947-05-28 |
Family
ID=10230820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR922052D Expired FR922052A (en) | 1944-12-21 | 1946-02-13 | Advanced discharge electric lamps |
Country Status (3)
Country | Link |
---|---|
US (1) | US2501376A (en) |
BE (1) | BE463974A (en) |
FR (1) | FR922052A (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE839975C (en) * | 1950-08-11 | 1952-05-26 | Fritz Zoerner | Neon or fluorescent tubes |
US2961541A (en) * | 1952-08-13 | 1960-11-22 | Isomet Corp | Monitoring ionizing radiation |
US3089956A (en) * | 1953-07-10 | 1963-05-14 | Westinghouse Electric Corp | X-ray fluorescent screen |
US3508103A (en) * | 1967-03-07 | 1970-04-21 | Westinghouse Electric Corp | Laminated metal-glass panel fluorescent lamp |
US3646383A (en) * | 1970-01-09 | 1972-02-29 | Gen Electric | Fluorescent panel lamp |
JP2776840B2 (en) * | 1988-08-26 | 1998-07-16 | 株式会社日立製作所 | Fluorescent lamp |
WO1995034087A1 (en) * | 1994-06-06 | 1995-12-14 | Fallon Luminous Products Corporation | Gas discharge light |
US5777431A (en) * | 1994-08-17 | 1998-07-07 | Matsushita Electric Works R&D Lab. | Substantially flat compact fluorescent lamp |
US5767618A (en) * | 1996-02-09 | 1998-06-16 | Matsushita Electric Works Research And Development Laboraties Inc. | Flat compact fluorescent lamp with inter-channel discharge suppression |
US5708324A (en) * | 1996-03-18 | 1998-01-13 | Matsushita Research And Development Laboratory Inc. | Fluorescent lamp with different density phosphor coatings on the front panel and internal channels |
US5811925A (en) * | 1996-12-04 | 1998-09-22 | Matsushita Electric Works Research And Development Laboratory, Inc. | Integrally molded flat compact fluorescent lamp |
WO1998039792A1 (en) * | 1997-02-19 | 1998-09-11 | Corning Incorporated | Improved product and process for neon lamp |
FR2839254B1 (en) | 2002-05-03 | 2005-11-04 | Patrice Roubinowitz | ASSISTING VALET FOR CARRYING OR DISCHARGING IN PARTICULAR PERSONS WITH DISABILITIES AND APPAREL |
JP4287389B2 (en) * | 2004-07-09 | 2009-07-01 | パナソニック株式会社 | Fluorescent lamp |
JP2006202668A (en) * | 2005-01-24 | 2006-08-03 | Toshiba Lighting & Technology Corp | Fluorescent lamp, fluorescent lamp device and luminaire |
CA2791087A1 (en) * | 2010-02-26 | 2011-09-01 | Osram Ag | Lamp comprising at least one light source and an electronic operating device |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2009375A (en) * | 1928-05-31 | 1935-07-23 | Gen Electric Vapor Lamp Co | Luminescent tube |
US1813759A (en) * | 1928-07-14 | 1931-07-07 | Color Ray Holding Corp | Luminous tube |
US1961735A (en) * | 1928-08-17 | 1934-06-05 | Gen Electric Vapor Lamp Co | Electric sign |
US1935423A (en) * | 1929-01-28 | 1933-11-14 | Gen Electric | Electric discharge device |
US1981903A (en) * | 1930-10-30 | 1934-11-27 | Connecticut Telephone & Elec | Luminescent gas lighting apparatus |
US2042316A (en) * | 1930-11-07 | 1936-05-26 | Arthur A Johnson | Electric signal |
US1984215A (en) * | 1931-01-16 | 1934-12-11 | Hotchner Fred | Vacuum vessel and illuminating device |
US1870147A (en) * | 1931-04-02 | 1932-08-02 | Emanuel C Smally | Illuminating device |
GB513715A (en) * | 1938-05-12 | 1939-10-19 | Gen Electric Co Ltd | Improvements in electric discharge lamps |
US2269819A (en) * | 1938-08-17 | 1942-01-13 | Gen Luminescent Corp | White light lamp |
US2205672A (en) * | 1938-10-13 | 1940-06-25 | David F Sawyer | Lighting element and fixture therefor |
US2255431A (en) * | 1939-10-21 | 1941-09-09 | Westinghouse Electric & Mfg Co | Molded fluorescent lamp |
US2406146A (en) * | 1944-03-08 | 1946-08-20 | John E Holmes | Fluorescent lighting unit |
US2405518A (en) * | 1945-11-14 | 1946-08-06 | Igor B Polevitzky | Illuminating device |
-
1946
- 1946-02-13 FR FR922052D patent/FR922052A/en not_active Expired
- 1946-02-25 US US650067A patent/US2501376A/en not_active Expired - Lifetime
- 1946-03-20 BE BE463974D patent/BE463974A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
BE463974A (en) | 1946-04-30 |
US2501376A (en) | 1950-03-21 |
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