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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0217936
Kind Code:
U
Application Number:
JP9447688U
Publication Date:
February 06, 1990
Filing Date:
July 15, 1988
Export Citation:
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International Classes:
H02H11/00; H02H7/097; (IPC1-7): H02H11/00; H02H7/097