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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57176874
Kind Code:
U
Application Number:
JP6374281U
Publication Date:
November 09, 1982
Filing Date:
April 30, 1981
Export Citation:
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International Classes:
D06F31/00; A47K4/00; D06F39/00; D06F95/00; (IPC1-7): D06F39/00; A47K4/00; D06F31/00