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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0540773
Kind Code:
Y2
Application Number:
JP18923787U
Publication Date:
October 15, 1993
Filing Date:
December 12, 1987
Export Citation:
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International Classes:
A47B87/00; A47B47/00; A47B47/02; A47F5/00; A47F5/10; (IPC1-7): A47F5/00