Document Type and Number:
Japanese Patent JPS6335944
Kind Code:
B2
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Inventors:
TOMITA HIDEHO
YOKOMIZO TOSHIO
YOKOMIZO TOSHIO
Application Number:
JP16821981A
Publication Date:
July 18, 1988
Filing Date:
October 20, 1981
Export Citation:
Assignee:
NIPPON ELECTRIC CO
International Classes:
G01R25/00; G01R25/08; G01R27/28