FR743527A - - Google Patents
Info
- Publication number
- FR743527A FR743527A FR743527DA FR743527A FR 743527 A FR743527 A FR 743527A FR 743527D A FR743527D A FR 743527DA FR 743527 A FR743527 A FR 743527A
- 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
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE399317X | 1931-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR743527A true FR743527A (zh) | 1933-04-01 |
Family
ID=6397466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR743527D Expired FR743527A (zh) | 1931-10-10 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR743527A (zh) |
GB (1) | GB399317A (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2534762A (en) * | 1945-08-13 | 1950-12-19 | Epstein Hirsch | Electrode structure for glow discharge tubes |
-
0
- FR FR743527D patent/FR743527A/fr not_active Expired
-
1932
- 1932-10-08 GB GB28109/32A patent/GB399317A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB399317A (en) | 1933-10-05 |