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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01131171
Kind Code:
U
Application Number:
JP2657788U
Publication Date:
September 06, 1989
Filing Date:
February 29, 1988
Export Citation:
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International Classes:
G01R21/00; G01R25/00; (IPC1-7): G01R21/00; G01R25/00
Domestic Patent References:
JPS58166270A1983-10-01
JPS5912359A1984-01-23