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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5217073
Kind Code:
Y2
Application Number:
JP8072271U
Publication Date:
April 18, 1977
Filing Date:
September 06, 1971
Export Citation:
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International Classes:
H02H3/33; H01H71/04; H01H83/02; H02H3/16; (IPC1-7): H01H71/04; H01H83/02