Document Type and Number:
Japanese Patent JPS612445
Kind Code:
B2
Inventors:
NAKAGAWA KICHIZAEMON
Application Number:
JP11191681A
Publication Date:
January 24, 1986
Filing Date:
July 16, 1981
Export Citation:
Assignee:
KAWASAKI STEEL CO
International Classes:
B21B19/04; B21B23/00
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