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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57156109
Kind Code:
U
Application Number:
JP4416481U
Publication Date:
October 01, 1982
Filing Date:
March 27, 1981
Export Citation:
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International Classes:
B01D33/06; B01D33/327; B01D35/12; B01D35/16; (IPC1-7): B01D35/12; B01D35/16