Document Type and Number:
Japanese Patent JPH0123205
Kind Code:
B2
Inventors:
MEJI HIROSHI
SASAKI SEISHIRO
SASAKI SEISHIRO
Application Number:
JP5644783A
Publication Date:
May 01, 1989
Filing Date:
March 31, 1983
Export Citation:
Assignee:
SUMITOMO LIGHT METAL IND
International Classes:
B21D17/00; B21C1/22; B21C1/24; B21C3/02; B21C3/12; B21C37/20; B21H3/08
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