FR736988A - Clapet de signal - Google Patents
Clapet de signalInfo
- Publication number
- FR736988A FR736988A FR736988DA FR736988A FR 736988 A FR736988 A FR 736988A FR 736988D A FR736988D A FR 736988DA FR 736988 A FR736988 A FR 736988A
- Authority
- FR
- France
- Prior art keywords
- signal valve
- valve
- signal
- 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
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/02—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using mechanical transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE736988X | 1931-08-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR736988A true FR736988A (fr) | 1932-12-05 |
Family
ID=6642462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR736988D Expired FR736988A (fr) | 1931-08-14 | 1932-05-11 | Clapet de signal |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR736988A (fr) |
-
1932
- 1932-05-11 FR FR736988D patent/FR736988A/fr not_active Expired
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