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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01126525
Kind Code:
U
Application Number:
JP2262088U
Publication Date:
August 29, 1989
Filing Date:
February 23, 1988
Export Citation:
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International Classes:
G01D5/30; G11B17/00; G11B19/20; (IPC1-7): G01D5/30; G11B17/00