Document Type and Number:
Japanese Patent JPH0324292
Kind Code:
B2
Inventors:
HASEGAWA HEIICHI
Application Number:
JP14471884A
Publication Date:
April 02, 1991
Filing Date:
July 11, 1984
Export Citation:
Assignee:
GOTO DROP FORGING CO LTD
International Classes:
B21D7/00; B21K1/74