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Title:
WATCH FITTED WITH CALCULATOR
Document Type and Number:
Japanese Patent JPS52148169
Kind Code:
A
Abstract:

PURPOSE: To simplify the input circuit costruction by preventing chatterings on the keyboard circuit with clocking circuit signal.


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Inventors:
NAGASHIMA SHINICHI
Application Number:
JP6531776A
Publication Date:
December 09, 1977
Filing Date:
June 04, 1976
Export Citation:
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Assignee:
SUWA SEIKOSHA KK
International Classes:
G04G5/00; G04G5/04; G04G21/00; G04G99/00; G06F15/02; (IPC1-7): G04C3/00; G06F15/02
Domestic Patent References:
JPS515079A1976-01-16
JPS4989575A1974-08-27



 
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