Document Type and Number:
Japanese Patent JPS612447
Kind Code:
B2
Inventors:
OOYA NOBORU
ONOHARA HARUO
TSUDA TAKAO
ONOHARA HARUO
TSUDA TAKAO
Application Number:
JP6401782A
Publication Date:
January 24, 1986
Filing Date:
April 19, 1982
Export Citation:
Assignee:
NIPPON STEEL CORP
International Classes:
G01M99/00; B21B17/00; B21B19/04; B21C51/00; G01L5/00