FR954571A - - Google Patents
Info
- Publication number
- FR954571A FR954571A FR954571DA FR954571A FR 954571 A FR954571 A FR 954571A FR 954571D A FR954571D A FR 954571DA FR 954571 A FR954571 A FR 954571A
- 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 |
|---|---|
| FR954571A true FR954571A (da) | 1950-01-03 |
Family
ID=1557439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR954571D Expired FR954571A (da) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR954571A (da) |
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0
- FR FR954571D patent/FR954571A/fr not_active Expired