CH277140A - Incandescent electric lamp built to withstand rotations of considerable speed. - Google Patents
Incandescent electric lamp built to withstand rotations of considerable speed.Info
- Publication number
- CH277140A CH277140A CH277140DA CH277140A CH 277140 A CH277140 A CH 277140A CH 277140D A CH277140D A CH 277140DA CH 277140 A CH277140 A CH 277140A
- Authority
- CH
- Switzerland
- Prior art keywords
- rotations
- withstand
- electric lamp
- incandescent electric
- lamp built
- Prior art date
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT277140X | 1948-07-06 | ||
IT40249X | 1949-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH277140A true CH277140A (en) | 1951-08-15 |
Family
ID=26325507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH277140D CH277140A (en) | 1948-07-06 | 1949-06-29 | Incandescent electric lamp built to withstand rotations of considerable speed. |
Country Status (6)
Country | Link |
---|---|
US (1) | US2592823A (en) |
BE (1) | BE490002A (en) |
CH (1) | CH277140A (en) |
DE (1) | DE817180C (en) |
FR (1) | FR990100A (en) |
GB (1) | GB674970A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3519865A (en) * | 1967-09-19 | 1970-07-07 | British Lighting Ind Ltd | Low pressure alkali metal discharge lamps with protected lead wires |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US773805A (en) * | 1902-09-29 | 1904-11-01 | Albert W W Miller | Incandescent electric lamp. |
US797593A (en) * | 1903-09-03 | 1905-08-22 | Albert W W Miller | Incandescent electric lamp. |
US1022543A (en) * | 1907-03-13 | 1912-04-09 | Gen Electric | Holder for lamp-filaments. |
US2006820A (en) * | 1931-07-09 | 1935-07-02 | Adams Maude | Illuminating device |
US2219510A (en) * | 1935-12-28 | 1940-10-29 | Birdseye Electric Corp | Reflecting electric lamp |
BE441281A (en) * | 1940-01-19 | |||
US2434478A (en) * | 1943-12-22 | 1948-01-13 | Westinghouse Electric Corp | Incandescent electric lamp and method |
BE476889A (en) * | 1944-11-30 |
-
0
- BE BE490002D patent/BE490002A/xx unknown
-
1949
- 1949-06-28 US US101724A patent/US2592823A/en not_active Expired - Lifetime
- 1949-06-29 CH CH277140D patent/CH277140A/en unknown
- 1949-07-05 GB GB17759/49A patent/GB674970A/en not_active Expired
- 1949-07-05 FR FR990100D patent/FR990100A/en not_active Expired
- 1949-07-07 DE DEP48025A patent/DE817180C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2592823A (en) | 1952-04-15 |
GB674970A (en) | 1952-07-02 |
FR990100A (en) | 1951-09-17 |
DE817180C (en) | 1951-10-15 |
BE490002A (en) |
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