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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5020549
Kind Code:
U
Application Number:
JP7212873U
Publication Date:
March 08, 1975
Filing Date:
June 20, 1973
Export Citation:
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International Classes:
H03H5/02; H01P7/00; H03H1/00; H05K7/06; H05K7/14; (IPC1-7): H01P7/00; H03H1/00



 
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