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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6434616
Kind Code:
U
Application Number:
JP12937087U
Publication Date:
March 02, 1989
Filing Date:
August 26, 1987
Export Citation:
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International Classes:
G02C11/00; G08B3/10; G10K15/04; (IPC1-7): G02C11/00; G08B3/10; G10K15/04