U.S. federal trademark · Serial No. 79146635 · Reg. No. 4677067
Machines and apparatus for the discharge of materials, namely, fluidification nozzles and plates as part of machines for aiding material flow in factories; vibrator for industrial use in the nature of machines for aiding material flow in factories, namely, air cannons, external electric vibrator, combined percussion hammers, pneumatic hammers, pneumatic vibrators, vibrating bin aerator
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