CH536511A - Alarm clock with electro-acoustic display device - Google Patents

Alarm clock with electro-acoustic display device

Info

Publication number
CH536511A
CH536511A CH104371A CH104371A CH536511A CH 536511 A CH536511 A CH 536511A CH 104371 A CH104371 A CH 104371A CH 104371 A CH104371 A CH 104371A CH 536511 A CH536511 A CH 536511A
Authority
CH
Switzerland
Prior art keywords
electro
display device
alarm clock
acoustic display
acoustic
Prior art date
Application number
CH104371A
Other languages
German (de)
Inventor
Mecedo Rivas Alfonso
Original Assignee
Mecedo Rivas Alfonso
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 Mecedo Rivas Alfonso filed Critical Mecedo Rivas Alfonso
Publication of CH536511A publication Critical patent/CH536511A/en

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
    • G04C21/30—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
CH104371A 1970-04-02 1971-01-25 Alarm clock with electro-acoustic display device CH536511A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX11835670 1970-04-02

Publications (1)

Publication Number Publication Date
CH536511A true CH536511A (en) 1972-12-15

Family

ID=19745303

Family Applications (2)

Application Number Title Priority Date Filing Date
CH104371A CH536511A (en) 1970-04-02 1971-01-25 Alarm clock with electro-acoustic display device
CH104371D CH104371A4 (en) 1970-04-02 1971-01-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH104371D CH104371A4 (en) 1970-04-02 1971-01-25

Country Status (5)

Country Link
US (1) US3678678A (en)
JP (1) JPS5117307B1 (en)
CH (2) CH536511A (en)
DE (1) DE2111209C3 (en)
FR (1) FR2085779B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5616431B2 (en) * 1973-06-18 1981-04-16
US3845614A (en) * 1973-08-20 1974-11-05 L Christ Desk clock with visual alarm indicator
DE2853911A1 (en) * 1978-12-14 1980-06-19 Diehl Gmbh & Co DEVICE FOR MANUALLY ADJUSTING A CLOCK
DE2904744C2 (en) * 1979-02-08 1982-09-09 Gebrüder Junghans GmbH, 7230 Schramberg Electric pointer clock with multi-appointment switching device
JPH0253402U (en) * 1988-10-13 1990-04-18

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1484675A (en) * 1921-02-24 1924-02-26 Schurr Henry Annunciator
US1887303A (en) * 1931-02-21 1932-11-08 Grossman Edward Reminder clock
US1966959A (en) * 1933-01-26 1934-07-17 Triplex Products Corp Time switch mechanism with seven day dial
US2169924A (en) * 1935-07-22 1939-08-15 Ohreneder Karl Time switch
CH263865A (en) * 1948-02-27 1949-09-15 Hasler Ag Key switch.
DE1173972B (en) * 1961-02-09 1964-07-16 Magdeburg Werkzeugmasch Program control device, in particular for machine tools
US3212354A (en) * 1961-12-11 1965-10-19 Binks Mfg Co Mechanical memory device
US3147637A (en) * 1963-03-05 1964-09-08 Universal Instruments Corp Data storage device

Also Published As

Publication number Publication date
JPS5117307B1 (en) 1976-06-01
FR2085779A1 (en) 1971-12-31
US3678678A (en) 1972-07-25
DE2111209C3 (en) 1975-09-04
DE2111209A1 (en) 1971-10-21
DE2111209B2 (en) 1975-01-16
FR2085779B1 (en) 1974-04-26
CH104371A4 (en) 1972-12-15

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