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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57130144
Kind Code:
U
Application Number:
JP1622881U
Publication Date:
August 13, 1982
Filing Date:
February 06, 1981
Export Citation:
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International Classes:
H04B10/00; F24F11/02; H04B10/114; H04Q9/00; (IPC1-7): F24F11/02; H04B9/00



 
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