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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0310955
Kind Code:
Y2
Application Number:
JP20085187U
Publication Date:
March 18, 1991
Filing Date:
December 30, 1987
Export Citation:
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International Classes:
D06F58/10; D06F81/00; D06F81/08; (IPC1-7): D06F58/10; D06F81/00; D06F81/08