FR686669A - Perfectionnements aux interrupteurs - Google Patents
Perfectionnements aux interrupteursInfo
- Publication number
- FR686669A FR686669A FR686669DA FR686669A FR 686669 A FR686669 A FR 686669A FR 686669D A FR686669D A FR 686669DA FR 686669 A FR686669 A FR 686669A
- Authority
- FR
- France
- Prior art keywords
- refinements
- switch
- switch refinements
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
- G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
- G04F3/027—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms using electrical contacts, e.g. for actuating electro-acoustic device
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR686669T | 1929-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR686669A true FR686669A (fr) | 1930-07-29 |
Family
ID=9025668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686669D Expired FR686669A (fr) | 1929-12-14 | 1929-12-14 | Perfectionnements aux interrupteurs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR686669A (fr) |
-
1929
- 1929-12-14 FR FR686669D patent/FR686669A/fr not_active Expired
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