Document Type and Number:
Japanese Patent JPH03130583
Kind Code:
U
Application Number:
JP4057490U
Publication Date:
December 27, 1991
Filing Date:
April 16, 1990
Export Citation:
International Classes:
G01V8/12; B65H7/14; G03G15/00; (IPC1-7): G01V9/04; B65H7/14; G03G15/00
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