FR692680A - Tubes de décharge - Google Patents
Tubes de déchargeInfo
- Publication number
- FR692680A FR692680A FR692680DA FR692680A FR 692680 A FR692680 A FR 692680A FR 692680D A FR692680D A FR 692680DA FR 692680 A FR692680 A FR 692680A
- Authority
- FR
- France
- Prior art keywords
- discharge tubes
- tubes
- discharge
- Prior art date
- 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
- H01J17/30—Igniting arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE351909X | 1929-08-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR692680A true FR692680A (fr) | 1930-11-08 |
Family
ID=6271812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR692680D Expired FR692680A (fr) | 1929-08-30 | 1929-12-20 | Tubes de décharge |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE366373A (enrdf_load_stackoverflow) |
FR (1) | FR692680A (enrdf_load_stackoverflow) |
GB (1) | GB351909A (enrdf_load_stackoverflow) |
-
0
- BE BE366373D patent/BE366373A/xx unknown
-
1929
- 1929-12-20 FR FR692680D patent/FR692680A/fr not_active Expired
- 1929-12-23 GB GB29313/29A patent/GB351909A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE366373A (enrdf_load_stackoverflow) | |
GB351909A (en) | 1931-07-02 |
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