NL278794A - - Google Patents
Info
- Publication number
- NL278794A NL278794A NL278794DA NL278794A NL 278794 A NL278794 A NL 278794A NL 278794D A NL278794D A NL 278794DA NL 278794 A NL278794 A NL 278794A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/10—Shields, screens, or guides for influencing the discharge
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US112071A US3290538A (en) | 1961-05-23 | 1961-05-23 | Low-pressure electric discharge lamp with internal elongated structure that modifiesthe diffusion length of the discharge and improves the lamp performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL278794A true NL278794A (en) |
Family
ID=22341962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL278794D NL278794A (en) | 1961-05-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3290538A (en) |
| DE (1) | DE1199882B (en) |
| GB (1) | GB994313A (en) |
| NL (1) | NL278794A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3376456A (en) * | 1964-11-05 | 1968-04-02 | Westinghouse Electric Corp | Electric discharge lamp having a resiliently suspended fragile member therein that decreases the diffusion length of the discharge |
| US3742037A (en) * | 1970-07-31 | 1973-06-26 | Air Prod & Chem | Telomers of vinyl alkanoates and a methyl substituted benzene compound |
| US3848150A (en) * | 1973-03-14 | 1974-11-12 | Itt | Discharge lamp with baffle plates |
| DE3912514A1 (en) * | 1989-04-17 | 1990-10-18 | Imris Pavel | FLUORESCENT LAMP |
| WO2004095503A2 (en) * | 2003-04-22 | 2004-11-04 | Koninklijke Philips Electronics N.V. | Assembly of a fluorescent lamp and an extension means |
| US7619350B2 (en) * | 2006-08-29 | 2009-11-17 | Osram Sylvania Inc. | Arc discharge vessel having arc centering structure and lamp containing same |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2009375A (en) * | 1928-05-31 | 1935-07-23 | Gen Electric Vapor Lamp Co | Luminescent tube |
| DE603416C (en) * | 1932-04-19 | 1934-10-01 | Philips Nv | Electric light tubes, in particular for advertising purposes |
| NL41671C (en) * | 1934-06-04 | |||
| US2221644A (en) * | 1934-12-31 | 1940-11-12 | Heatless Light Corp | Luminescent device |
| FR802714A (en) * | 1936-02-12 | 1936-09-14 | Improvements to luminescent tubes | |
| GB472194A (en) * | 1936-07-27 | 1937-09-20 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Improvements in or relating to electric discharge devices having auxiliary electrodes |
| GB513715A (en) * | 1938-05-12 | 1939-10-19 | Gen Electric Co Ltd | Improvements in electric discharge lamps |
| FR861799A (en) * | 1938-11-26 | 1941-02-17 | Lampes Sa | Improvements to light discharge devices |
| US2161716A (en) * | 1939-01-25 | 1939-06-06 | Joseph F Frese | Animated electrical discharge device |
| US2317265A (en) * | 1940-07-26 | 1943-04-20 | Foerste William | Fluorescent lamp |
| FR961337A (en) * | 1941-08-01 | 1950-05-10 | ||
| AT165495B (en) * | 1945-03-20 | 1950-03-10 | Lumalampan Ab | Single-ended electric fluorescent tube |
| GB612350A (en) * | 1945-05-23 | 1948-11-11 | Alfred Roiseux | Lamp for producing ultra-violet rays |
| AT165818B (en) * | 1947-05-09 | 1950-04-25 | Lumalampan Ab | Gas or metal vapor-filled electric discharge lamp |
| DE974453C (en) * | 1948-10-10 | 1960-12-29 | Ulrich W Doering | Electric discharge lamp with noble gas filling at low pressure and with partitions arranged in the lamp envelope |
| DE935491C (en) * | 1950-05-08 | 1955-11-24 | Karl Ing Nowak | Gas discharge lamp with cathodes arranged within the luminous lamp part |
| DE845440C (en) * | 1950-11-01 | 1952-07-31 | Carl Ludwig Rohden | Wander reflex tube |
| DE1082348B (en) * | 1956-06-27 | 1960-05-25 | Sylvania Electric Prod | Low pressure fluorescent lamp |
-
0
- NL NL278794D patent/NL278794A/xx unknown
-
1961
- 1961-05-23 US US112071A patent/US3290538A/en not_active Expired - Lifetime
-
1962
- 1962-05-02 GB GB16892/62A patent/GB994313A/en not_active Expired
- 1962-05-23 DE DEW32311A patent/DE1199882B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB994313A (en) | 1965-06-02 |
| DE1199882B (en) | 1965-09-02 |
| US3290538A (en) | 1966-12-06 |