JPS52117168A - Alarm electronic wrist watch - Google Patents

Alarm electronic wrist watch

Info

Publication number
JPS52117168A
JPS52117168A JP3404076A JP3404076A JPS52117168A JP S52117168 A JPS52117168 A JP S52117168A JP 3404076 A JP3404076 A JP 3404076A JP 3404076 A JP3404076 A JP 3404076A JP S52117168 A JPS52117168 A JP S52117168A
Authority
JP
Japan
Prior art keywords
wrist watch
electronic wrist
alarm electronic
sound
alarm
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
JP3404076A
Other languages
Japanese (ja)
Inventor
Shigeo Mori
Fumikazu Murakami
Yoshiaki Hara
Ichiro Horikoshi
Muneya Takahashi
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 JP3404076A priority Critical patent/JPS52117168A/en
Publication of JPS52117168A publication Critical patent/JPS52117168A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)

Abstract

PURPOSE: Sound radiating efficiency of an electronic buzzer is improved and the alarm sound of a sufficient sound pressure is obtained over a wide driving frequency range by using the resonance by an air chamber and sound radiating holes.
COPYRIGHT: (C)1977,JPO&Japio
JP3404076A 1976-03-27 1976-03-27 Alarm electronic wrist watch Pending JPS52117168A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3404076A JPS52117168A (en) 1976-03-27 1976-03-27 Alarm electronic wrist watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3404076A JPS52117168A (en) 1976-03-27 1976-03-27 Alarm electronic wrist watch

Publications (1)

Publication Number Publication Date
JPS52117168A true JPS52117168A (en) 1977-10-01

Family

ID=12403197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3404076A Pending JPS52117168A (en) 1976-03-27 1976-03-27 Alarm electronic wrist watch

Country Status (1)

Country Link
JP (1) JPS52117168A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH072A (en) * 1993-06-18 1995-01-06 Uesuto Waaku:Kk Method for blowing into soil and apparatus therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH072A (en) * 1993-06-18 1995-01-06 Uesuto Waaku:Kk Method for blowing into soil and apparatus therefor

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