Document Type and Number:
Japanese Patent JPS6124306
Kind Code:
B2
Inventors:
GOKO HIROSHI
OGAWA HIROYASU
OGAWA HIROYASU
Application Number:
JP1917880A
Publication Date:
June 10, 1986
Filing Date:
February 20, 1980
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G01G23/01; B66B1/44; B66B5/14; B66B11/02; G01G19/14; G01L25/00