CH57172A - Durch den elektrischen Strom betätigbarer Wecker mit Glühlampe - Google Patents

Durch den elektrischen Strom betätigbarer Wecker mit Glühlampe

Info

Publication number: CH57172A
Authority: CH; Switzerland
Prior art keywords: electric current; light bulb; alarm clock; current operated; operated alarm
Prior art date: 1912-04-22

Application number

CH57172A

Other languages

English (en)

Inventor

Adam Scheuermann

Original Assignee

Adam Scheuermann

Priority date (The priority date 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 date listed.)

1912-04-22

Filing date

1912-04-22

Publication date

1912-12-16

1912-04-22 Application filed by Adam Scheuermann filed Critical Adam Scheuermann

1912-12-16 Publication of CH57172A publication Critical patent/CH57172A/de

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

CH57172A 1912-04-22 1912-04-22 Durch den elektrischen Strom betätigbarer Wecker mit Glühlampe CH57172A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH57172T		1912-04-22

Publications (1)

Publication Number	Publication Date
CH57172A true CH57172A (de)	1912-12-16

Family

ID=4298187

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH57172A CH57172A (de)	1912-04-22	1912-04-22	Durch den elektrischen Strom betätigbarer Wecker mit Glühlampe

Country Status (1)

Country	Link
CH (1)	CH57172A (de)

1912
- 1912-04-22 CH CH57172A patent/CH57172A/de unknown

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