U.S. federal trademark · Serial No. 77912103 · Reg. No. 3948838
scientific apparatus and instruments for testing petroleum and petrochemical products, namely, apparatus and instruments for measuring distillation, flash point, fire point, viscosity, cold properties, and evaporation loss in the petroleum and petrochemical industries; scientific apparatus and instruments for testing petroleum and petrochemical products, namely, apparatus and instruments for testing gas, liquids and solids in the nature of lubricants and asphalts in the petroleum and petrochemical industries
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