FR955970A - - Google Patents
Info
- Publication number
- FR955970A FR955970A FR955970DA FR955970A FR 955970 A FR955970 A FR 955970A FR 955970D A FR955970D A FR 955970DA FR 955970 A FR955970 A FR 955970A
- 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
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR955970A true FR955970A (ja) | 1950-01-23 |
Family
ID=1558608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR955970D Expired FR955970A (ja) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR955970A (ja) |
-
0
- FR FR955970D patent/FR955970A/fr not_active Expired