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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0552724
Kind Code:
B2
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Inventors:
MATSUSATO HISAAKI
ARITA MASAKI
Application Number:
JP28818487A
Publication Date:
August 06, 1993
Filing Date:
November 14, 1987
Export Citation:
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Assignee:
KOKUYO KK
HOKOKU KOGYO
International Classes:
A47B91/00; A47B87/00; A47B97/00; (IPC1-7): A47B87/00; A47B91/00; A47B97/00