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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0220792
Kind Code:
B2
Inventors:
YOSHIKAWA MASAO
Application Number:
JP12057282A
Publication Date:
May 10, 1990
Filing Date:
July 13, 1982
Export Citation:
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Assignee:
YOSHIDA KOGYO KK
International Classes:
E05B47/00; E05B55/14