Document Type and Number:
Japanese Patent JPS6233601
Kind Code:
B2
Inventors:
FURUHATA TAKASHI
SATO KENJI
SATO KENJI
Application Number:
JP15009780A
Publication Date:
July 22, 1987
Filing Date:
October 28, 1980
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G05B1/02; G05B11/26; G05B21/02