U.S. federal trademark · Serial No. 79312774 · Reg. No. 6784115
Dust removing installations for cleaning purposes; machines and apparatus for cleaning, electric, namely, electric vacuum cleaners and electric window cleaning machines; waste disposal units; bellows being parts of machines; belt conveyors; hoists; pneumatic transporters; conveying machines, namely, machines for conveying solids and conveyors being machines; mechanical discharging hoppers; belts for conveyors
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