FR451456A - Metal filament incandescent electric lamp - Google Patents
Metal filament incandescent electric lampInfo
- Publication number
- FR451456A FR451456A FR451456DA FR451456A FR 451456 A FR451456 A FR 451456A FR 451456D A FR451456D A FR 451456DA FR 451456 A FR451456 A FR 451456A
- Authority
- FR
- France
- Prior art keywords
- electric lamp
- metal filament
- incandescent electric
- filament incandescent
- metal
- 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
- H01K1/18—Mountings or supports for the incandescent body
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR451456T | 1912-12-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR451456A true FR451456A (en) | 1913-04-19 |
Family
ID=1491781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR451456D Expired FR451456A (en) | 1912-12-04 | 1912-12-04 | Metal filament incandescent electric lamp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR451456A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0220780A1 (en) * | 1985-10-29 | 1987-05-06 | Koninklijke Philips Electronics N.V. | Electric incandescent lamp |
-
1912
- 1912-12-04 FR FR451456D patent/FR451456A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0220780A1 (en) * | 1985-10-29 | 1987-05-06 | Koninklijke Philips Electronics N.V. | Electric incandescent lamp |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR451456A (en) | Metal filament incandescent electric lamp | |
FR454775A (en) | Improvement in the arrangement of filaments of electric incandescent lamps | |
FR459316A (en) | Coiled wire incandescent lamp | |
FR443515A (en) | Double reflector incandescent lamp | |
FR426968A (en) | Incandescent electric lamp | |
FR482427A (en) | Incandescent electric lamp with metallic filament | |
CH62018A (en) | Electric incandescent mercury vapor lamp | |
CH65018A (en) | Incandescent electric lamp | |
FR475051A (en) | Incandescent removable electric lamp | |
FR16323E (en) | Incandescent electric lamp | |
FR426686A (en) | Incandescent electric lamp | |
FR437567A (en) | Incandescent electric lamp | |
CH59585A (en) | Incandescent electric lamp | |
CH59584A (en) | Incandescent electric lamp | |
CH56939A (en) | Incandescent electric lamp | |
FR466580A (en) | New metal filament incandescent lamp | |
FR451504A (en) | Incandescent lamp | |
CH63897A (en) | Incandescent lamp | |
FR468508A (en) | Metal filament incandescent lamp | |
FR463159A (en) | Metal filament electric lamp | |
FR17109E (en) | Incandescent electric lamp | |
CH61332A (en) | Incandescent electric lamp | |
CH54571A (en) | Incandescent electric lamp | |
FR517023A (en) | Polyphase incandescent electric lamp | |
CH73419A (en) | Incandescent electric lamp |