JPS52134778A - Electronic stop watch - Google Patents

Electronic stop watch

Info

Publication number
JPS52134778A
JPS52134778A JP5153176A JP5153176A JPS52134778A JP S52134778 A JPS52134778 A JP S52134778A JP 5153176 A JP5153176 A JP 5153176A JP 5153176 A JP5153176 A JP 5153176A JP S52134778 A JPS52134778 A JP S52134778A
Authority
JP
Japan
Prior art keywords
stop watch
electronic stop
battery
owing
adopting
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
JP5153176A
Other languages
Japanese (ja)
Inventor
Mitsuaki Maruyama
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 Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP5153176A priority Critical patent/JPS52134778A/en
Publication of JPS52134778A publication Critical patent/JPS52134778A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)

Abstract

PURPOSE: To make the continuous use without troublesome battery exchange possible, by means of adopting the secondary battery as a driving power soruce thereby charging it owing to a solar battery.
COPYRIGHT: (C)1977,JPO&Japio
JP5153176A 1976-05-06 1976-05-06 Electronic stop watch Pending JPS52134778A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5153176A JPS52134778A (en) 1976-05-06 1976-05-06 Electronic stop watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5153176A JPS52134778A (en) 1976-05-06 1976-05-06 Electronic stop watch

Publications (1)

Publication Number Publication Date
JPS52134778A true JPS52134778A (en) 1977-11-11

Family

ID=12889593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5153176A Pending JPS52134778A (en) 1976-05-06 1976-05-06 Electronic stop watch

Country Status (1)

Country Link
JP (1) JPS52134778A (en)

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