CH205008A - Electric high pressure metal halide lamp. - Google Patents
Electric high pressure metal halide lamp.Info
- Publication number
- CH205008A CH205008A CH205008DA CH205008A CH 205008 A CH205008 A CH 205008A CH 205008D A CH205008D A CH 205008DA CH 205008 A CH205008 A CH 205008A
- Authority
- CH
- Switzerland
- Prior art keywords
- high pressure
- metal halide
- halide lamp
- pressure metal
- electric high
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE205008X | 1937-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH205008A true CH205008A (en) | 1939-05-31 |
Family
ID=5784890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH205008D CH205008A (en) | 1937-07-20 | 1938-07-19 | Electric high pressure metal halide lamp. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE429242A (en) |
CH (1) | CH205008A (en) |
FR (1) | FR840825A (en) |
GB (1) | GB494832A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU191673B (en) * | 1984-06-12 | 1987-03-30 | Tungsram Reszvenytarsasag | High-pressure sodium lamp with improved colour response |
-
0
- BE BE429242D patent/BE429242A/xx unknown
-
1938
- 1938-07-18 GB GB21309/38A patent/GB494832A/en not_active Expired
- 1938-07-19 FR FR840825D patent/FR840825A/en not_active Expired
- 1938-07-19 CH CH205008D patent/CH205008A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB494832A (en) | 1938-11-01 |
BE429242A (en) | |
FR840825A (en) | 1939-05-04 |
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