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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5494330
Kind Code:
U
Application Number:
JP17004077U
Publication Date:
July 04, 1979
Filing Date:
December 16, 1977
Export Citation:
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International Classes:
G03B1/40; G03B1/12; G03B1/14; G03B17/00; (IPC1-7): G03B1/12; G03B1/14



 
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