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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS52120579
Kind Code:
U
Application Number:
JP2584576U
Publication Date:
September 13, 1977
Filing Date:
March 04, 1976
Export Citation:
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International Classes:
H04B5/00; A61F9/08; G08G1/09; G08G1/095; G09B21/00; (IPC1-7): G08G1/09; G09B21/00; H04B5/00
Domestic Patent References:
JPS52199A1977-01-05



 
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