FR529665A - - Google Patents
Info
- Publication number
- FR529665A FR529665A FR529665DA FR529665A FR 529665 A FR529665 A FR 529665A FR 529665D A FR529665D A FR 529665DA FR 529665 A FR529665 A FR 529665A
- Authority
- FR
- France
- 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
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT74395T | 1913-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR529665A true FR529665A (OSRAM) | 1921-12-03 |
Family
ID=3596061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR529665D Expired FR529665A (OSRAM) | 1913-09-15 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1547766A (OSRAM) |
| AT (1) | AT74395B (OSRAM) |
| DE (1) | DE344631C (OSRAM) |
| FR (1) | FR529665A (OSRAM) |
| GB (1) | GB157383A (OSRAM) |
| NL (1) | NL9326C (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3617792A (en) * | 1969-02-24 | 1971-11-02 | Gen Electric | Highly loaded flourescent lamp particularly for dc operation |
| US3666982A (en) * | 1970-03-20 | 1972-05-30 | United Aircraft Corp | Distributive cathode for flowing gas electric discharge plasma |
-
0
- FR FR529665D patent/FR529665A/fr not_active Expired
- DE DENDAT344631D patent/DE344631C/de active Active
- NL NL9326D patent/NL9326C/xx active
-
1913
- 1913-09-15 AT AT74395D patent/AT74395B/de active
-
1921
- 1921-01-10 GB GB1303/21A patent/GB157383A/en not_active Expired
- 1921-08-30 US US497023A patent/US1547766A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1547766A (en) | 1925-07-28 |
| GB157383A (en) | 1921-12-22 |
| AT74395B (de) | 1918-06-10 |
| DE344631C (OSRAM) | |
| NL9326C (OSRAM) |