Document Type and Number:
Japanese Patent JPH0517558
Kind Code:
B2
Inventors:
YOSHIDA MITSUTAKA
MATSUSATO HISAAKI
MATSUSATO HISAAKI
Application Number:
JP10715787A
Publication Date:
March 09, 1993
Filing Date:
April 30, 1987
Export Citation:
Assignee:
KOKUYO KK
International Classes:
E04B1/86; A47B96/20; G10K11/16
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