FR538667A - Appareil avertisseur de table - Google Patents
Appareil avertisseur de tableInfo
- Publication number
- FR538667A FR538667A FR538667DA FR538667A FR 538667 A FR538667 A FR 538667A FR 538667D A FR538667D A FR 538667DA FR 538667 A FR538667 A FR 538667A
- Authority
- FR
- France
- Prior art keywords
- warning device
- table warning
- warning
- 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 |
---|---|---|---|
FR538667T | 1921-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR538667A true FR538667A (fr) | 1922-06-13 |
Family
ID=8928335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR538667D Expired FR538667A (fr) | 1921-07-23 | 1921-07-23 | Appareil avertisseur de table |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR538667A (fr) |
-
1921
- 1921-07-23 FR FR538667D patent/FR538667A/fr not_active Expired
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