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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6116524
Kind Code:
B2
Inventors:
HIRABE KENJI
OGAWA YUKIFUMI
MASUDA SADAKAZU
HIRASAWA TAKESHI
Application Number:
JP6440478A
Publication Date:
May 01, 1986
Filing Date:
May 31, 1978
Export Citation:
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Assignee:
NIPPON KOKAN KK
International Classes:
B21B37/30; B21B37/00; B21B37/58; B21B37/68; B21B37/64; B21B38/10