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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS54109973
Kind Code:
U
Application Number:
JP579178U
Publication Date:
August 02, 1979
Filing Date:
January 20, 1978
Export Citation:
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International Classes:
B01D33/17; B01D33/21; (IPC1-7): B01D33/02
Domestic Patent References:
JPS4727865A