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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4431051
Kind Code:
Y1
Application Number:
JP2799667U
Publication Date:
December 22, 1969
Filing Date:
April 03, 1967
Export Citation:
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International Classes:
H03F1/26; H03F1/00; H03F3/181; H03F3/20; H03F3/30; (IPC1-7): H03F3/30; H03F1/00; H03F1/26