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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4875146
Kind Code:
U
Application Number:
JP12018871U
Publication Date:
September 18, 1973
Filing Date:
December 21, 1971
Export Citation:
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International Classes:
H01F7/16; H01H50/16; (IPC1-7): H01F7/16



 
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