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Document Type and Number:
Japanese Patent JPH0517509
Kind Code:
B2
Inventors:
FUJIMOTO ATSUSHI
Application Number:
JP6240884A
Publication Date:
March 09, 1993
Filing Date:
March 30, 1984
Export Citation:
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Assignee:
NIPPON ELECTRIC CO
International Classes:
G01V3/00; G01V3/10; G01V15/00



 
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