Document Type and Number:
Japanese Patent JPH0558808
Kind Code:
B2
Inventors:
SUGIO EIJI
MICHISAKA KOZO
MICHISAKA KOZO
Application Number:
JP11448385A
Publication Date:
August 27, 1993
Filing Date:
May 27, 1985
Export Citation:
Assignee:
SHOWA ALUMINIUM CO LTD
International Classes:
B21C29/04; B21C25/02; (IPC1-7): B21C29/04; B21C25/02
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