IT1002950B - ELECTRONIC WATCH - Google Patents

ELECTRONIC WATCH

Info

Publication number
IT1002950B
IT1002950B IT48597/74A IT4859774A IT1002950B IT 1002950 B IT1002950 B IT 1002950B IT 48597/74 A IT48597/74 A IT 48597/74A IT 4859774 A IT4859774 A IT 4859774A IT 1002950 B IT1002950 B IT 1002950B
Authority
IT
Italy
Prior art keywords
electronic watch
watch
electronic
Prior art date
Application number
IT48597/74A
Other languages
Italian (it)
Original Assignee
Biviator Sa
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 Biviator Sa filed Critical Biviator Sa
Application granted granted Critical
Publication of IT1002950B publication Critical patent/IT1002950B/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0047—Details electrical, e.g. selection or application of the operating voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
IT48597/74A 1973-03-13 1974-02-20 ELECTRONIC WATCH IT1002950B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH361373 1973-03-13

Publications (1)

Publication Number Publication Date
IT1002950B true IT1002950B (en) 1976-05-20

Family

ID=4259744

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48597/74A IT1002950B (en) 1973-03-13 1974-02-20 ELECTRONIC WATCH

Country Status (7)

Country Link
US (1) US3881309A (en)
JP (1) JPS49122769A (en)
DE (1) DE2404628A1 (en)
ES (1) ES423218A1 (en)
FR (1) FR2221758B1 (en)
IT (1) IT1002950B (en)
NL (1) NL7403395A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008566A (en) * 1975-11-10 1977-02-22 Mcclintock Richard D Electronic watch generator
US20090010107A1 (en) * 2005-01-18 2009-01-08 Nxp B.V. Tamper-resistant time reference and apparatus using same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582656A (en) * 1968-03-21 1971-06-01 Bulova Watch Co Inc Time base combining radioactive source and solid-state detector
CH566368A4 (en) * 1968-04-17 1971-11-30
CH511476A (en) * 1968-10-08 1971-03-15 Proctor Ets Device for generating periodic mechanical vibrations in a clockwork
US3609957A (en) * 1969-03-27 1971-10-05 Gen Time Corp Drive arrangement for timekeeping system
CH697470A4 (en) * 1970-05-11 1972-08-31

Also Published As

Publication number Publication date
FR2221758B1 (en) 1976-06-25
DE2404628A1 (en) 1974-10-03
NL7403395A (en) 1974-09-17
ES423218A1 (en) 1976-05-01
FR2221758A1 (en) 1974-10-11
US3881309A (en) 1975-05-06
JPS49122769A (en) 1974-11-25

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