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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4833255
Kind Code:
Application Number:
Publication Date:
October 09, 1973
Filing Date:
January 25, 1968
Export Citation:
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International Classes:
A47B91/08; A47B27/00; G12B9/08; (IPC1-7): A47B27/00; G12B9/08

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