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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0370388
Kind Code:
U
Application Number:
JP13188489U
Publication Date:
July 15, 1991
Filing Date:
November 13, 1989
Export Citation:
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International Classes:
E02B11/00; E02D1/00; E02D19/00; G01C13/00; G01S19/14; G01S19/52; G01V9/02; (IPC1-7): G01V9/02; E02B11/00; E02D1/00; E02D19/00; G01C13/00