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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0459884
Kind Code:
B2
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Inventors:
MATSUSATO HISAAKI
ARITA MASAKI
Application Number:
JP28626487A
Publication Date:
September 24, 1992
Filing Date:
November 12, 1987
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Assignee:
KOKUYO KK
HOKOKU KOGYO KK
International Classes:
A47B91/00; A47B87/00