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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6228302
Kind Code:
Y2
Application Number:
JP13440481U
Publication Date:
July 20, 1987
Filing Date:
September 10, 1981
Export Citation:
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International Classes:
D06F39/12; D06F39/00; (IPC1-7): D06F39/12; D06F39/00