Document Type and Number:
Japanese Patent JPH0586302
Kind Code:
B2
Inventors:
NAKAMURA KEIICHI
ASAO HIROSHI
OKADA KENICHI
WATANABE SHINOBU
KAWADA YOICHI
ASAO HIROSHI
OKADA KENICHI
WATANABE SHINOBU
KAWADA YOICHI
Application Number:
JP4832486A
Publication Date:
December 10, 1993
Filing Date:
March 07, 1986
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B21D11/14; (IPC1-7): B21D11/14