Document Type and Number:
Japanese Patent JPS5537564
Kind Code:
U
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Application Number:
JP12102678U
Publication Date:
March 11, 1980
Filing Date:
September 01, 1978
Export Citation:
International Classes:
G01R31/02; H02H3/12; H02H3/30; (IPC1-7): H02H3/12; G01R31/02