DD111530A3 - Elektroakustischer schallgenerator fuer uhren - Google Patents

Elektroakustischer schallgenerator fuer uhren

Info

Publication number
DD111530A3
DD111530A3 DD15398171A DD15398171A DD111530A3 DD 111530 A3 DD111530 A3 DD 111530A3 DD 15398171 A DD15398171 A DD 15398171A DD 15398171 A DD15398171 A DD 15398171A DD 111530 A3 DD111530 A3 DD 111530A3
Authority
DD
German Democratic Republic
Prior art keywords
watches
sound generator
acoustic sound
electric acoustic
electric
Prior art date
Application number
DD15398171A
Other languages
German (de)
English (en)
Inventor
Eberhard Willner
Original Assignee
Eberhard Willner
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 Eberhard Willner filed Critical Eberhard Willner
Priority to DD15398171A priority Critical patent/DD111530A3/xx
Priority to CH1273771A priority patent/CH534387A/de
Priority to CH1273771D priority patent/CH1273771A4/xx
Priority to DE19712165232 priority patent/DE2165232A1/de
Priority to FR7207205A priority patent/FR2129426A5/fr
Publication of DD111530A3 publication Critical patent/DD111530A3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/02—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DD15398171A 1971-03-14 1971-03-14 Elektroakustischer schallgenerator fuer uhren DD111530A3 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DD15398171A DD111530A3 (de) 1971-03-14 1971-03-14 Elektroakustischer schallgenerator fuer uhren
CH1273771A CH534387A (de) 1971-03-14 1971-08-31 Elektroakustischer Schallgenerator für Uhren
CH1273771D CH1273771A4 (cs) 1971-03-14 1971-08-31
DE19712165232 DE2165232A1 (de) 1971-03-14 1971-12-29 Elektroakustischer Schallgenerator für Uhren
FR7207205A FR2129426A5 (cs) 1971-03-14 1972-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15398171A DD111530A3 (de) 1971-03-14 1971-03-14 Elektroakustischer schallgenerator fuer uhren

Publications (1)

Publication Number Publication Date
DD111530A3 true DD111530A3 (de) 1975-02-20

Family

ID=5483631

Family Applications (1)

Application Number Title Priority Date Filing Date
DD15398171A DD111530A3 (de) 1971-03-14 1971-03-14 Elektroakustischer schallgenerator fuer uhren

Country Status (4)

Country Link
CH (2) CH1273771A4 (cs)
DD (1) DD111530A3 (cs)
DE (1) DE2165232A1 (cs)
FR (1) FR2129426A5 (cs)

Also Published As

Publication number Publication date
DE2165232A1 (de) 1972-09-28
FR2129426A5 (cs) 1972-10-27
CH1273771A4 (cs) 1972-11-15
CH534387A (de) 1972-11-15

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