AT336697B - Wechselstromwecker fur fernsprechapparate - Google Patents

Wechselstromwecker fur fernsprechapparate

Info

Publication number
AT336697B
AT336697B AT303074A AT303074A AT336697B AT 336697 B AT336697 B AT 336697B AT 303074 A AT303074 A AT 303074A AT 303074 A AT303074 A AT 303074A AT 336697 B AT336697 B AT 336697B
Authority
AT
Austria
Prior art keywords
alternating current
alarm clock
telephone sets
current alarm
telephone
Prior art date
Application number
AT303074A
Other languages
English (en)
Other versions
ATA303074A (de
Inventor
Karl-Heinz Ing Bergmann
Original Assignee
Deutsche Fernsprecher Gmbh
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 Deutsche Fernsprecher Gmbh filed Critical Deutsche Fernsprecher Gmbh
Publication of ATA303074A publication Critical patent/ATA303074A/de
Application granted granted Critical
Publication of AT336697B publication Critical patent/AT336697B/de

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
    • G10K1/064—Operating or striking mechanisms therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
AT303074A 1973-04-14 1974-04-11 Wechselstromwecker fur fernsprechapparate AT336697B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732319026 DE2319026C3 (de) 1973-04-14 1973-04-14 Elektromagnetisches, schallerzeugendes Ruforgan

Publications (2)

Publication Number Publication Date
ATA303074A ATA303074A (de) 1976-09-15
AT336697B true AT336697B (de) 1977-05-25

Family

ID=5878172

Family Applications (1)

Application Number Title Priority Date Filing Date
AT303074A AT336697B (de) 1973-04-14 1974-04-11 Wechselstromwecker fur fernsprechapparate

Country Status (3)

Country Link
AT (1) AT336697B (de)
DE (1) DE2319026C3 (de)
FR (1) FR2225801A1 (de)

Also Published As

Publication number Publication date
DE2319026C3 (de) 1979-03-22
DE2319026A1 (de) 1974-10-31
DE2319026B2 (de) 1978-07-20
ATA303074A (de) 1976-09-15
FR2225801A1 (de) 1974-11-08

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
EIH Change in the person of patent owner
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee