FR676446A - Incandescent electric lamp - Google Patents
Incandescent electric lampInfo
- Publication number
- FR676446A FR676446A FR676446DA FR676446A FR 676446 A FR676446 A FR 676446A FR 676446D A FR676446D A FR 676446DA FR 676446 A FR676446 A FR 676446A
- Authority
- FR
- France
- Prior art keywords
- electric lamp
- incandescent electric
- incandescent
- lamp
- electric
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE313437X | 1928-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR676446A true FR676446A (en) | 1930-02-22 |
Family
ID=3867595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR676446D Expired FR676446A (en) | 1928-06-11 | 1929-06-10 | Incandescent electric lamp |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE352019A (en) |
FR (1) | FR676446A (en) |
GB (1) | GB313437A (en) |
-
0
- BE BE352019D patent/BE352019A/xx unknown
-
1929
- 1929-05-16 GB GB15371/29A patent/GB313437A/en not_active Expired
- 1929-06-10 FR FR676446D patent/FR676446A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE352019A (en) | |
GB313437A (en) | 1930-04-03 |
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