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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0448294
Kind Code:
U
Application Number:
JP8764590U
Publication Date:
April 23, 1992
Filing Date:
August 22, 1990
Export Citation:
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International Classes:
D03D15/00; D03D25/00; D06Q1/00; (IPC1-7): D06Q1/00; D03D15/00; D03D25/00