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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4219462
Kind Code:
Y1
Application Number:
JP8410065U
Publication Date:
November 10, 1967
Filing Date:
October 15, 1965
Export Citation:
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International Classes:
H01F38/42; H01F19/04; H02M7/06; (IPC1-7): H01F19/04