Document Type and Number:
Japanese Patent JPS6317503
Kind Code:
B2
Inventors:
TAKEUCHI MAKOTO
Application Number:
JP19223384A
Publication Date:
April 14, 1988
Filing Date:
September 13, 1984
Export Citation:
Assignee:
NIPPON ELECTRON OPTICS LAB
International Classes:
G01N30/02; B04B5/00; B04B11/02; F16L27/08; F16L37/00; F16L39/04; G01N30/00