DE111802C - - Google Patents
Info
- Publication number
- DE111802C DE111802C DENDAT111802D DE111802DA DE111802C DE 111802 C DE111802 C DE 111802C DE NDAT111802 D DENDAT111802 D DE NDAT111802D DE 111802D A DE111802D A DE 111802DA DE 111802 C DE111802 C DE 111802C
- Authority
- DE
- Germany
- Prior art keywords
- contact
- clockwork
- contact pieces
- rooms
- bells
- 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
- G04C21/30—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school
- G04C21/32—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school giving indications at a number of places each at a different time, e.g. system of alarms in a hotel
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE111802C true DE111802C (https=) |
Family
ID=381514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT111802D Active DE111802C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE111802C (https=) |
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0
- DE DENDAT111802D patent/DE111802C/de active Active
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