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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4811709
Kind Code:
U
More Like This:
Application Number:
JP5224371U
Publication Date:
February 09, 1973
Filing Date:
June 18, 1971
Export Citation:
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International Classes:
H04M1/21; H01F7/00; H01F7/02; H04M1/72; (IPC1-7): H04M1/72



 
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