Document Type and Number:
Japanese Patent JPS4742229
Kind Code:
Y1
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Application Number:
JP8180668U
Publication Date:
December 20, 1972
Filing Date:
September 19, 1968
Export Citation:
International Classes:
A47F7/00; G09F1/10; G09F5/00; (IPC1-7): A47F7/00; G09F1/10