FR763194A - - Google Patents
Info
- Publication number
- FR763194A FR763194A FR763194DA FR763194A FR 763194 A FR763194 A FR 763194A FR 763194D A FR763194D A FR 763194DA FR 763194 A FR763194 A FR 763194A
- Authority
- FR
- France
- 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
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane
- G08B5/28—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane with hinged flap or arm
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR763194A true FR763194A (xx) | 1934-04-24 |
Family
ID=1551183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR763194D Expired FR763194A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR763194A (xx) |
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0
- FR FR763194D patent/FR763194A/fr not_active Expired