Document Type and Number:
Japanese Patent JPS5111492
Kind Code:
A
Inventors:
HOSHINO YASUTAKA
NAKADA TOSHIAKI
YOKOGAWA HIROSHI
NAKADA TOSHIAKI
YOKOGAWA HIROSHI
Application Number:
JP8220674A
Publication Date:
January 29, 1976
Filing Date:
July 19, 1974
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G01R33/36; (IPC1-7): G01N27/78