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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57176709
Kind Code:
U
More Like This:
Application Number:
JP6351581U
Publication Date:
November 09, 1982
Filing Date:
April 30, 1981
Export Citation:
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International Classes:
H01Q7/08; H01F21/06; (IPC1-7): H01Q7/08; H01F21/06



 
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