Document Type and Number:
Japanese Patent JPH0117787
Kind Code:
B2
Inventors:
MIMURA YOSHITO
MITSUOKA HIROO
SHIMOMURA KENSUKE
ARITA HIDEAKI
MIURA SHIGERU
MITSUOKA HIROO
SHIMOMURA KENSUKE
ARITA HIDEAKI
MIURA SHIGERU
Application Number:
JP7751081A
Publication Date:
April 03, 1989
Filing Date:
May 22, 1981
Export Citation:
Assignee:
NIPPON STEEL CORP
International Classes:
B22D11/20; B22D11/128
Next Patent: JPH0117788