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Document Type and Number:
Japanese Patent JPH0373614
Kind Code:
B2
Inventors:
KUBO KOICHI
TAKAHASHI TOSHINAO
Application Number:
JP23226783A
Publication Date:
November 22, 1991
Filing Date:
December 08, 1983
Export Citation:
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Assignee:
HITACHI TOOL
International Classes:
C22C29/06; B21B27/00; B21C25/00; B21J13/02; B23B27/14; C22C29/08



 
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