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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01171540
Kind Code:
U
Application Number:
JP6855788U
Publication Date:
December 05, 1989
Filing Date:
May 23, 1988
Export Citation:
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International Classes:
G01R19/165; H02H11/00; H02J1/00; (IPC1-7): H02H11/00; G01R19/165; H02J1/00