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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0449099
Kind Code:
U
Application Number:
JP8926690U
Publication Date:
April 24, 1992
Filing Date:
August 27, 1990
Export Citation:
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International Classes:
D06F81/08; D06F83/00; D06F85/00; (IPC1-7): D06F81/08; D06F83/00; D06F85/00