U.S. federal trademark · Serial No. 76133678 · Reg. No. 2581266
APPARATUS AND DEVICES TO MEASURE THE PHYSICAL, CHEMICAL AND PHYSIOCHEMICAL PROPERTIES OF MATERIALS, NAMELY LABORATORY APPARATUS AND DEVICES TO MEASURE GAS AND HUMIDITY PERMEABILITY OF MATERIALS, HYGROMETERS, BAROMETERS, THERMOMETERS AND THERMAL CONDUCTIVITY METERS
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