FR1195365A - Electric gas lamp - Google Patents
Electric gas lampInfo
- Publication number
- FR1195365A FR1195365A FR1195365DA FR1195365A FR 1195365 A FR1195365 A FR 1195365A FR 1195365D A FR1195365D A FR 1195365DA FR 1195365 A FR1195365 A FR 1195365A
- Authority
- FR
- France
- Prior art keywords
- electric gas
- gas lamp
- lamp
- electric
- gas
- 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
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU838562X | 1956-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1195365A true FR1195365A (en) | 1959-11-17 |
Family
ID=10980565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1195365D Expired FR1195365A (en) | 1956-12-22 | 1957-12-21 | Electric gas lamp |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1051974B (en) |
FR (1) | FR1195365A (en) |
GB (1) | GB838562A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL250303A (en) * | 1959-04-10 | |||
US5493170A (en) * | 1994-09-09 | 1996-02-20 | Philips Electronics North America Corporation | High efficiency sealed beam reflector lamp |
US5789847A (en) * | 1994-09-09 | 1998-08-04 | Philips Electronics North America Corporation | High efficiency sealed beam reflector lamp with reflective surface of heat treated silver |
-
1957
- 1957-06-28 DE DEE14339A patent/DE1051974B/en active Pending
- 1957-12-20 GB GB39604/57A patent/GB838562A/en not_active Expired
- 1957-12-21 FR FR1195365D patent/FR1195365A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1051974B (en) | 1959-03-05 |
GB838562A (en) | 1960-06-22 |
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