Document Type and Number:
Japanese Patent JPH0333407
Kind Code:
B2
Inventors:
YOSHIHARA SEISHIRO
KAWANAMI TAKAO
KAWANAMI TAKAO
Application Number:
JP24415183A
Publication Date:
May 17, 1991
Filing Date:
December 26, 1983
Export Citation:
Assignee:
NIPPON STEEL CORP
International Classes:
B21B19/16; B21B1/16; B21B1/18; B21B13/18; B21B19/12; B21C3/02; B21H1/18; B21J5/06; B21J7/18
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