U.S. federal trademark · Serial No. 73067114 · Reg. No. 1049477
HEAT EXCHANGERS FOR INDUSTRIAL AND NON-INDUSTRIAL USE, COMPRISING CONVECTORS AND CONVECTION SECTIONS, FUEL ECONOMIZERS, EXTENDED SURFACE HEAT EXCHANGER COILS, HOLD-OVER TRUCK PLATES, DOMESTIC, COMMERCIAL AND INDUSTRIAL SOLAR ABSORBENT PANELS, AND OTHER RELATED VAPOR-TO-LIQUID OR LIQUID-TO-LIQUID HEAT TRANSFER APPLICATIONS
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