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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6221291
Kind Code:
Y2
Application Number:
JP7024683U
Publication Date:
May 29, 1987
Filing Date:
May 09, 1983
Export Citation:
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International Classes:
B01D29/07; B01D39/16; B01D63/14; (IPC1-7): B01D29/06; B01D13/00; B01D29/06; B01D39/16