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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5442610
Kind Code:
Y2
Application Number:
JP4388773U
Publication Date:
December 11, 1979
Filing Date:
April 12, 1973
Export Citation:
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International Classes:
H03F1/52; H03F1/00; H03F1/42; H03F3/45; (IPC1-7): H03F1/00



 
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