CH2068A - Electric signal clock - Google Patents
Electric signal clockInfo
- Publication number
- CH2068A CH2068A CH2068A CH2068DA CH2068A CH 2068 A CH2068 A CH 2068A CH 2068 A CH2068 A CH 2068A CH 2068D A CH2068D A CH 2068DA CH 2068 A CH2068 A CH 2068A
- Authority
- CH
- Switzerland
- Prior art keywords
- electric signal
- signal clock
- clock
- electric
- signal
- Prior art date
Links
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2068T | 1890-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH2068A true CH2068A (en) | 1890-07-15 |
Family
ID=4181669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2068A CH2068A (en) | 1890-01-23 | 1890-01-23 | Electric signal clock |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH2068A (en) |
-
1890
- 1890-01-23 CH CH2068A patent/CH2068A/en unknown
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