U.S. federal trademark · Serial No. 71456815 · Reg. No. 0401443
MECHANICALLY DRIVEN MIXING DEVICES FOR CEMENTITIOUS MATERIALS, RECEPTACLES CONNECTED THERETO FOR RECEIVING SAID MIXED CEMENTITIOUS MATERIALS THEREFROM, AND MEANS FOR DISCHARGING SAID MATERIALS FROM SAID RECEPTACLES UNDER PRESSURE, TOGETHER WITH PARTS THEREOF
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