JPS57154089A - Electronic clock - Google Patents

Electronic clock

Info

Publication number
JPS57154089A
JPS57154089A JP56039776A JP3977681A JPS57154089A JP S57154089 A JPS57154089 A JP S57154089A JP 56039776 A JP56039776 A JP 56039776A JP 3977681 A JP3977681 A JP 3977681A JP S57154089 A JPS57154089 A JP S57154089A
Authority
JP
Japan
Prior art keywords
output
state
sounding
switch
signal
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP56039776A
Other languages
English (en)
Inventor
Kazuhisa Takazawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP56039776A priority Critical patent/JPS57154089A/ja
Publication of JPS57154089A publication Critical patent/JPS57154089A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/021—Details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
JP56039776A 1981-03-19 1981-03-19 Electronic clock Pending JPS57154089A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56039776A JPS57154089A (en) 1981-03-19 1981-03-19 Electronic clock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039776A JPS57154089A (en) 1981-03-19 1981-03-19 Electronic clock

Publications (1)

Publication Number Publication Date
JPS57154089A true JPS57154089A (en) 1982-09-22

Family

ID=12562328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039776A Pending JPS57154089A (en) 1981-03-19 1981-03-19 Electronic clock

Country Status (1)

Country Link
JP (1) JPS57154089A (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55104785A (en) * 1979-02-05 1980-08-11 Sharp Corp Electronic watch with alarm

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55104785A (en) * 1979-02-05 1980-08-11 Sharp Corp Electronic watch with alarm

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