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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6243431
Kind Code:
Y2
Application Number:
JP15829379U
Publication Date:
November 11, 1987
Filing Date:
November 15, 1979
Export Citation:
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International Classes:
G08B19/00; G08B23/00; G08B25/00; G08B25/10; G08B29/18; (IPC1-7): G08B23/00; G08B25/02