Document Type and Number:
Japanese Patent JPH0423723
Kind Code:
B2
Inventors:
YOKOYAMA RYOHEI
Application Number:
JP9091085A
Publication Date:
April 23, 1992
Filing Date:
April 30, 1985
Export Citation:
Assignee:
TOKYO SHIBAURA ELECTRIC CO
International Classes:
G01B13/08; G01B13/10; G01B13/19
Next Patent: JPH0423724