AT50091B - Device for generating a constant tone in alarm clocks. - Google Patents

Device for generating a constant tone in alarm clocks.

Info

Publication number
AT50091B
AT50091B AT50091DA AT50091B AT 50091 B AT50091 B AT 50091B AT 50091D A AT50091D A AT 50091DA AT 50091 B AT50091 B AT 50091B
Authority
AT
Austria
Prior art keywords
generating
alarm clocks
constant tone
tone
constant
Prior art date
Application number
Other languages
German (de)
Original Assignee
Ver Uhrenfabriken Von Gebruede
Thomas Haller A G
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.)
Filing date
Publication date
Application filed by Ver Uhrenfabriken Von Gebruede, Thomas Haller A G filed Critical Ver Uhrenfabriken Von Gebruede
Application granted granted Critical
Publication of AT50091B publication Critical patent/AT50091B/en

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Electric Clocks (AREA)

Description

  

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AT50091D 1910-01-13 1910-04-30 Device for generating a constant tone in alarm clocks. AT50091B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE50091X 1910-01-13

Publications (1)

Publication Number Publication Date
AT50091B true AT50091B (en) 1911-10-10

Family

ID=5626530

Family Applications (1)

Application Number Title Priority Date Filing Date
AT50091D AT50091B (en) 1910-01-13 1910-04-30 Device for generating a constant tone in alarm clocks.

Country Status (1)

Country Link
AT (1) AT50091B (en)

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