FR955371A - - Google Patents
Info
- Publication number
- FR955371A FR955371A FR955371DA FR955371A FR 955371 A FR955371 A FR 955371A FR 955371D A FR955371D A FR 955371DA FR 955371 A FR955371 A FR 955371A
- 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 |
|---|---|
| FR955371A true FR955371A (zh) | 1950-01-14 |
Family
ID=1558123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR955371D Expired FR955371A (zh) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR955371A (zh) |
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0
- FR FR955371D patent/FR955371A/fr not_active Expired