FR643033A - Gas or mercury vapor relay - Google Patents
Gas or mercury vapor relayInfo
- Publication number
- FR643033A FR643033A FR643033DA FR643033A FR 643033 A FR643033 A FR 643033A FR 643033D A FR643033D A FR 643033DA FR 643033 A FR643033 A FR 643033A
- Authority
- FR
- France
- Prior art keywords
- relay
- gas
- mercury vapor
- mercury
- vapor
- 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
- H01J17/04—Electrodes; Screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0048—Tubes with a main cathode
- H01J2893/0055—Movable screens
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR643033T | 1927-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR643033A true FR643033A (en) | 1928-09-08 |
Family
ID=8999173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR643033D Expired FR643033A (en) | 1927-10-27 | 1927-10-27 | Gas or mercury vapor relay |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR643033A (en) |
-
1927
- 1927-10-27 FR FR643033D patent/FR643033A/en not_active Expired
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