FR743514A - - Google Patents
Info
- Publication number
- FR743514A FR743514A FR743514DA FR743514A FR 743514 A FR743514 A FR 743514A FR 743514D A FR743514D A FR 743514DA FR 743514 A FR743514 A FR 743514A
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/62—One or more circuit elements structurally associated with the lamp
- H01K1/66—One or more circuit elements structurally associated with the lamp with built-in fuse
-
- 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)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE390427X | 1931-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR743514A true FR743514A (fr) | 1933-04-01 |
Family
ID=6373976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR743514D Expired FR743514A (fr) | 1931-10-07 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE391346A (fr) |
| FR (1) | FR743514A (fr) |
| GB (1) | GB390427A (fr) |
| NL (1) | NL35645C (fr) |
-
0
- FR FR743514D patent/FR743514A/fr not_active Expired
- NL NL35645D patent/NL35645C/xx active
- BE BE391346D patent/BE391346A/xx unknown
-
1932
- 1932-09-28 GB GB26977/32A patent/GB390427A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE391346A (fr) | |
| NL35645C (fr) | |
| GB390427A (en) | 1933-04-06 |