NL53253C - - Google Patents
Info
- Publication number
- NL53253C NL53253C NL53253DA NL53253C NL 53253 C NL53253 C NL 53253C NL 53253D A NL53253D A NL 53253DA NL 53253 C NL53253 C NL 53253C
- Authority
- NL
- Netherlands
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
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB703118X | 1938-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53253C true NL53253C (en:Method) |
Family
ID=10493855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL53253D NL53253C (en:Method) | 1938-03-11 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH208846A (en:Method) |
| DE (1) | DE703118C (en:Method) |
| FR (1) | FR851874A (en:Method) |
| NL (1) | NL53253C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1184008B (de) * | 1960-08-12 | 1964-12-23 | Patra Patent Treuhand | Elektrische Quecksilberdampfhochdruckentladungslampe |
| GB1002961A (en) * | 1961-04-11 | 1965-09-02 | Gen Electric | Improvements in electric discharge lamp |
| BE631753A (en:Method) * | 1962-05-02 | |||
| GB1051169A (en:Method) * | 1962-10-16 | 1966-12-14 | ||
| NL288714A (en:Method) * | 1963-02-08 |
-
0
- NL NL53253D patent/NL53253C/xx active
-
1939
- 1939-03-12 DE DE1939P0078823 patent/DE703118C/de not_active Expired
- 1939-03-15 CH CH208846D patent/CH208846A/de unknown
- 1939-03-20 FR FR851874D patent/FR851874A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH208846A (de) | 1940-02-29 |
| FR851874A (fr) | 1940-01-16 |
| DE703118C (de) | 1941-03-01 |