FR2372377B1 - - Google Patents
Info
- Publication number
- FR2372377B1 FR2372377B1 FR7735146A FR7735146A FR2372377B1 FR 2372377 B1 FR2372377 B1 FR 2372377B1 FR 7735146 A FR7735146 A FR 7735146A FR 7735146 A FR7735146 A FR 7735146A FR 2372377 B1 FR2372377 B1 FR 2372377B1
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
- F21K5/02—Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Air Bags (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/744,540 US4369028A (en) | 1976-11-24 | 1976-11-24 | Photoflash lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2372377A1 FR2372377A1 (fr) | 1978-06-23 |
FR2372377B1 true FR2372377B1 (fr) | 1983-04-29 |
Family
ID=24993082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7735146A Expired FR2372377B1 (fr) | 1976-11-24 | 1977-11-23 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4369028A (fr) |
BE (1) | BE860218A (fr) |
CA (1) | CA1104364A (fr) |
DE (1) | DE2752250A1 (fr) |
FR (1) | FR2372377B1 (fr) |
GB (1) | GB1577535A (fr) |
NL (1) | NL7710472A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4659308A (en) * | 1985-12-10 | 1987-04-21 | Gte Products Corporation | Photoflash lamp with improved primer |
US4614494A (en) * | 1985-12-10 | 1986-09-30 | Gte Products Corporation | Primer insulating base |
US5821451A (en) * | 1996-12-19 | 1998-10-13 | Eastman Kodak Company | Photoflash particle mixture |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2651189A (en) * | 1951-06-27 | 1953-09-08 | Westinghouse Electric Corp | Photoflash lamp |
US2783632A (en) * | 1955-02-28 | 1957-03-05 | Westinghouse Electric Corp | Photoflash lamp and mount therefor |
DE1255487B (de) * | 1964-03-05 | 1967-11-30 | Patra Patent Treuhand | Blitzlampe mit Zuendpille |
US3914143A (en) * | 1972-12-15 | 1975-10-21 | Gen Electric | Photoflash lamp primer composition |
US3904451A (en) * | 1973-11-28 | 1975-09-09 | Westinghouse Electric Corp | Method for preparing primer for percussion-ignitable flash lamp |
US3972673A (en) * | 1974-09-23 | 1976-08-03 | General Electric Company | Photoflash lamp |
US3969067A (en) * | 1975-03-12 | 1976-07-13 | General Electric Company | Photoflash lamp |
NL7602231A (nl) * | 1976-03-04 | 1977-09-06 | Philips Nv | Verbrandingsflitslamp. |
US4059389A (en) * | 1976-09-07 | 1977-11-22 | Gte Sylvania Incorporated | Photoflash lamp and method of making same |
-
1976
- 1976-11-24 US US05/744,540 patent/US4369028A/en not_active Expired - Lifetime
-
1977
- 1977-09-15 GB GB38624/77A patent/GB1577535A/en not_active Expired
- 1977-09-19 CA CA287,025A patent/CA1104364A/fr not_active Expired
- 1977-09-26 NL NL7710472A patent/NL7710472A/xx not_active Application Discontinuation
- 1977-10-28 BE BE2056373A patent/BE860218A/fr not_active IP Right Cessation
- 1977-11-23 DE DE19772752250 patent/DE2752250A1/de not_active Withdrawn
- 1977-11-23 FR FR7735146A patent/FR2372377B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE860218A (fr) | 1978-02-15 |
US4369028A (en) | 1983-01-18 |
DE2752250A1 (de) | 1978-06-01 |
FR2372377A1 (fr) | 1978-06-23 |
CA1104364A (fr) | 1981-07-07 |
NL7710472A (nl) | 1978-05-26 |
GB1577535A (en) | 1980-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |