DE255612C - - Google Patents
Info
- Publication number
- DE255612C DE255612C DENDAT255612D DE255612DA DE255612C DE 255612 C DE255612 C DE 255612C DE NDAT255612 D DENDAT255612 D DE NDAT255612D DE 255612D A DE255612D A DE 255612DA DE 255612 C DE255612 C DE 255612C
- Authority
- DE
- Germany
- Prior art keywords
- switch
- display device
- parallelogram
- contact
- sense
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE255612C true DE255612C (cs) |
Family
ID=513702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT255612D Active DE255612C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE255612C (cs) |
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0
- DE DENDAT255612D patent/DE255612C/de active Active
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