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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5319941
Kind Code:
Y2
Application Number:
JP9646872U
Publication Date:
May 26, 1978
Filing Date:
August 18, 1972
Export Citation:
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International Classes:
H02M7/04; H02M7/06; H05K7/20; (IPC1-7): H02M7/06; H05K7/20