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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5126140
Kind Code:
Y1
Application Number:
JP2196770U
Publication Date:
July 02, 1976
Filing Date:
March 06, 1970
Export Citation:
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International Classes:
G03B23/00; G03B23/04; G03B23/06; (IPC1-7): G03B23/04; G03B23/06
Domestic Patent References:
JPS28466Y1
JP43016180A
JPS22455Y1