NL62118C - - Google Patents
Info
- Publication number
- NL62118C NL62118C NL62118DA NL62118C NL 62118 C NL62118 C NL 62118C NL 62118D A NL62118D A NL 62118DA NL 62118 C NL62118 C NL 62118C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US391178A US2300997A (en) | 1941-04-30 | 1941-04-30 | Electric incandescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL62118C true NL62118C (en:Method) |
Family
ID=23545574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL62118D NL62118C (en:Method) | 1941-04-30 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2300997A (en:Method) |
| FR (1) | FR880406A (en:Method) |
| NL (1) | NL62118C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2812465A (en) * | 1954-05-10 | 1957-11-05 | Kenneth J Germeshausen | Gaseous-discharge device |
| US2924736A (en) * | 1956-06-27 | 1960-02-09 | Gen Electric | Electric lamp and method of manufacture |
| NL6607700A (en:Method) * | 1966-06-03 | 1967-12-04 | ||
| NL6607701A (en:Method) * | 1966-06-03 | 1967-12-04 | ||
| US3798485A (en) * | 1972-09-29 | 1974-03-19 | Gen Electric | Lamp apparatus for improving wall darkening characteristics |
| US4013914A (en) * | 1975-11-26 | 1977-03-22 | North American Philips Corporation | electrode protecting means for electric discharge lamps |
-
0
- NL NL62118D patent/NL62118C/xx active
-
1941
- 1941-04-30 US US391178A patent/US2300997A/en not_active Expired - Lifetime
-
1942
- 1942-03-24 FR FR880406D patent/FR880406A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR880406A (fr) | 1943-03-25 |
| US2300997A (en) | 1942-11-03 |