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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5447454
Kind Code:
U
Application Number:
JP12142977U
Publication Date:
April 02, 1979
Filing Date:
September 09, 1977
Export Citation:
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International Classes:
G03B27/50; G03B27/62; G03G15/00; G03G15/04; H04N1/10; H04N1/107; (IPC1-7): G03G15/00; G03B27/62; H04N1/02



 
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