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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6341649
Kind Code:
B2
Inventors:
TATSUMI TADAKUNI
FURUKAWA HIDETOSHI
ARAI SEIICHI
TERAOKA KOZO
Application Number:
JP4195985A
Publication Date:
August 18, 1988
Filing Date:
March 05, 1985
Export Citation:
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Assignee:
NIPPON KOKAN KK
International Classes:
B21C23/22; B21B17/00; B21B19/04; B23K20/00



 
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