FR741266A - - Google Patents
Info
- Publication number
- FR741266A FR741266A FR741266DA FR741266A FR 741266 A FR741266 A FR 741266A FR 741266D A FR741266D A FR 741266DA FR 741266 A FR741266 A FR 741266A
- 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
- H01J61/045—Thermic screens or reflectors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL383945X | 1931-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741266A true FR741266A (fr) | 1933-02-08 |
Family
ID=19785678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741266D Expired FR741266A (fr) | 1931-11-24 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE606512C (fr) |
| FR (1) | FR741266A (fr) |
| GB (1) | GB383945A (fr) |
-
0
- FR FR741266D patent/FR741266A/fr not_active Expired
-
1932
- 1932-08-14 DE DEN34076D patent/DE606512C/de not_active Expired
- 1932-09-01 GB GB24420/32A patent/GB383945A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB383945A (en) | 1932-11-24 |
| DE606512C (de) | 1934-12-04 |