CH82532A - Alarm clock - Google Patents
Alarm clockInfo
- Publication number
- CH82532A CH82532A CH82532A CH82532DA CH82532A CH 82532 A CH82532 A CH 82532A CH 82532 A CH82532 A CH 82532A CH 82532D A CH82532D A CH 82532DA CH 82532 A CH82532 A CH 82532A
- Authority
- CH
- Switzerland
- Prior art keywords
- alarm clock
- alarm
- clock
- 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
- G04C21/20—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm
- G04C21/24—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm put into action by the spring of a mechanical alarm work
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH82532T | 1919-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH82532A true CH82532A (en) | 1919-10-01 |
Family
ID=4337502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH82532A CH82532A (en) | 1919-04-17 | 1919-04-17 | Alarm clock |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH82532A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1246593B (en) * | 1965-02-11 | 1967-08-03 | Theodoor Cornelis Vrolijk | Automatic pocket, office and laboratory memorandum |
-
1919
- 1919-04-17 CH CH82532A patent/CH82532A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1246593B (en) * | 1965-02-11 | 1967-08-03 | Theodoor Cornelis Vrolijk | Automatic pocket, office and laboratory memorandum |
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