74142450
Feb 26, 1991
Aug 18, 1992
evaporating and concentrating units for liquids having fluid flow lines for commercial or industrial use; heat pumps to evaporate fluids; heat exchangers; all having related control panels
Environmental Control Apparatusmaintenance and repair services in the field of apparatus for evaporating and concentrating liquids having fluid flow lines, heat pumps to evaporate fluids, heat exchangers, vacuum pumps to concentrate liquids and related control panels
Building Construction and Repair