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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5181769
Kind Code:
U
More Like This:
Application Number:
JP310375U
Publication Date:
June 30, 1976
Filing Date:
December 23, 1974
Export Citation:
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International Classes:
G04B37/16; G04B37/14; (IPC1-7): G04B37/14
Domestic Patent References:
JPS4826604U1973-03-30
JPS3725276Y1
JPS4836942B11973-11-08
JPS4843748B11973-12-20



 
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