Document Type and Number:
Japanese Patent JPH0249167
Kind Code:
B2
Inventors:
MATSUYAMA TAKAYOSHI
KAJIWARA TOSHUKI
KAJIWARA TOSHUKI
Application Number:
JP14495183A
Publication Date:
October 29, 1990
Filing Date:
August 10, 1983
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B21B35/00; B21B35/14
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