Document Type and Number:
Japanese Patent JPH02115159
Kind Code:
U
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Application Number:
JP2197289U
Publication Date:
September 14, 1990
Filing Date:
March 01, 1989
Export Citation:
International Classes:
G01N27/409; G01N27/12; (IPC1-7): G01N27/409; G01N27/58; G01N27/12