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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5639706
Kind Code:
U
Application Number:
JP12195179U
Publication Date:
April 14, 1981
Filing Date:
September 04, 1979
Export Citation:
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International Classes:
H01Q17/00; H01Q19/10; (IPC1-7): H01Q17/00; H01Q19/10