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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02103739
Kind Code:
U
Application Number:
JP819589U
Publication Date:
August 17, 1990
Filing Date:
January 26, 1989
Export Citation:
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International Classes:
G08B21/00; H02H11/00; (IPC1-7): H02H11/00; G08B21/00



 
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