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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5339434
Kind Code:
U
Application Number:
JP12111177U
Publication Date:
April 06, 1978
Filing Date:
September 08, 1977
Export Citation:
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International Classes:
G03B17/00; G03B17/02; G03B17/42; (IPC1-7): G03B1/12
Domestic Patent References:
JPS4727934U1972-11-29



 
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