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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5334920
Kind Code:
Y2
Application Number:
JP9083772U
Publication Date:
August 26, 1978
Filing Date:
August 03, 1972
Export Citation:
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International Classes:
G03B27/62; G03B27/58; G03G13/00; G03G15/04; (IPC1-7): G03G15/04; G03B27/58



 
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