CH384072A4 - - Google Patents

Info

Publication number
CH384072A4
CH384072A4 CH384072D CH384072DD CH384072A4 CH 384072 A4 CH384072 A4 CH 384072A4 CH 384072 D CH384072 D CH 384072D CH 384072D D CH384072D D CH 384072DD CH 384072 A4 CH384072 A4 CH 384072A4
Authority
CH
Switzerland
Application number
CH384072D
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
Priority claimed from DE19712112691 external-priority patent/DE2112691A1/de
Priority claimed from DE19722210700 external-priority patent/DE2210700A1/de
Application filed filed Critical
Publication of CH384072A4 publication Critical patent/CH384072A4/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G04C17/0075—Indicating the time optically by electric means by drums or drum-like devices
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discharge By Other Means (AREA)
  • Electromechanical Clocks (AREA)
CH384072D 1971-03-16 1972-03-15 CH384072A4 (instruction)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712112691 DE2112691A1 (de) 1971-03-16 1971-03-16 Quarzuhr mit Digitalanzeige
DE19722210700 DE2210700A1 (de) 1972-03-06 1972-03-06 Quarzuhr mit digitalanzeige

Publications (1)

Publication Number Publication Date
CH384072A4 true CH384072A4 (instruction) 1974-05-15

Family

ID=25760808

Family Applications (2)

Application Number Title Priority Date Filing Date
CH384072A CH556569A (instruction) 1971-03-16 1972-03-15
CH384072D CH384072A4 (instruction) 1971-03-16 1972-03-15

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH384072A CH556569A (instruction) 1971-03-16 1972-03-15

Country Status (4)

Country Link
US (1) US3823546A (instruction)
CH (2) CH556569A (instruction)
FR (1) FR2130335B1 (instruction)
GB (1) GB1390457A (instruction)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2415291C3 (de) * 1974-03-29 1979-06-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung für eine quarzgesteuerte elektrische Uhr
CH614831B (de) * 1974-05-08 Sharp Kk Auf beruehrung ansprechende schalteinrichtung fuer elektronische armbanduhren.
US4176517A (en) * 1974-09-30 1979-12-04 Citizen Watch Co. Ltd. Integrated circuit for timepiece
US3959744A (en) * 1975-02-26 1976-05-25 Time Computer, Inc. CMOS oscillator having bias circuit outside oscillator feedback loop
JPS5232374A (en) * 1975-09-08 1977-03-11 Citizen Watch Co Ltd Electronic watch
DE8805055U1 (de) * 1988-04-16 1988-06-09 Hengstler GmbH, 78554 Aldingen Betriebsstundenzähler
US5581520A (en) * 1994-01-18 1996-12-03 Electrodynamics, Inc. Watch driven elapsed time indicator apparatus and its method of manufacture and use
US9622384B2 (en) * 2011-11-22 2017-04-11 Quantum Fuel Systems Llc Fishtail packaging and cooling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328954A (en) * 1965-04-22 1967-07-04 Mendell E Miller Electronic digital readout time indicating device
FR1517115A (fr) * 1966-02-10 1968-03-15 Suisse Horlogerie Montre électronique
US3603073A (en) * 1969-03-26 1971-09-07 Tokai Rika Co Ltd Electric timepiece
US3590571A (en) * 1970-02-02 1971-07-06 Bunker Ramo Digital clock seconds indicator

Also Published As

Publication number Publication date
US3823546A (en) 1974-07-16
FR2130335B1 (instruction) 1976-10-29
CH556569A (instruction) 1974-11-29
GB1390457A (en) 1975-04-16
FR2130335A1 (instruction) 1972-11-03

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Legal Events

Date Code Title Description
PL Patent ceased