Document Type and Number:
Japanese Patent JPS5187203
Kind Code:
A
Inventors:
WATANABE JUNKICHI
TAKEI KENJI
TAKEI KENJI
Application Number:
JP1121775A
Publication Date:
July 30, 1976
Filing Date:
January 29, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B61J3/10; E01B25/00; E01B26/00; (IPC1-7): E01B25/00; E01B26/00