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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57185250
Kind Code:
U
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Application Number:
JP7354781U
Publication Date:
November 25, 1982
Filing Date:
May 20, 1981
Export Citation:
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International Classes:
H04B10/00; H03J9/00; H03J9/06; H04B10/116; H04B10/2507; H04Q9/00; (IPC1-7): H04B9/00; H03J9/06; H04Q9/00
Domestic Patent References:
JPS4944491U1974-04-18



 
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