Mark Identification
DUST-D-FIER
Serial Number
71521939
Filing Date
May 5, 1947
Registration Date
Oct 17, 1950
Trademark by
Classification Information
DUST SCRUBBERS UTILIZING A HOLLOW CHAMBER IN WHICH DUST-LADEN GASES ARE CONTACTED WITH A SCRUBBING LIQUID TO REMOVE THE DUST AND IN WHICH ANY FLUID ENTRAINED BY THE LIQUID CONTACT IS REMOVED FROM THE GAS BEFORE THE GAS IS DISCHARGED FROM THE HOLLOW CHAMBER
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