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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6226994
Kind Code:
U
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Application Number:
JP11979785U
Publication Date:
February 18, 1987
Filing Date:
August 02, 1985
Export Citation:
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International Classes:
H04R1/00; (IPC1-7): H04R1/00
Domestic Patent References:
JP12013716Y1
JPS459858Y11970-05-08



 
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