| TWISTED TUBE KOCH HEAT TRANSFER COMPANY LP
2227700 13 Dec 2022 | on 13 Dec 2022 | Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) Heat exchangers for use in the chemical, food, gas, petroleum, petrochemical, power and refinery industries and replacement parts therefor. | | | TWISTED TUBE KOCH HEAT TRANSFER COMPANY LP
1770765 03 Mar 2016 | on 20 Jun 2023 | Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) Heat exchangers for use in the chemical, food, gas, petroleum, petrochemical, power and refinery industries and replacement parts therefor. | |