FR1101467A - Advanced electric lamp - Google Patents
Advanced electric lampInfo
- Publication number
- FR1101467A FR1101467A FR1101467DA FR1101467A FR 1101467 A FR1101467 A FR 1101467A FR 1101467D A FR1101467D A FR 1101467DA FR 1101467 A FR1101467 A FR 1101467A
- Authority
- FR
- France
- Prior art keywords
- electric lamp
- advanced electric
- advanced
- 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
- H01K9/00—Lamps having two or more incandescent bodies separately heated
- H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
- H01K9/04—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GR1101467X | 1953-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1101467A true FR1101467A (en) | 1955-10-06 |
Family
ID=10938613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1101467D Expired FR1101467A (en) | 1953-05-30 | 1954-05-29 | Advanced electric lamp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1101467A (en) |
-
1954
- 1954-05-29 FR FR1101467D patent/FR1101467A/en not_active Expired
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