73072305
Dec 19, 1975
Feb 6, 1979
ELECTRICALLY-OPERATED MATERIAL PROCESSING MACHINES-NAMELY, TEMPERING, ANNEALING, FUSING, DEGASSING, HARDSOLDERING MACHINES, WELDING AND BRAZING MACHINES AND LEVITATION MACHINES
MachineryPOWER GENERATORS, STATIC UNDULATORS AND STATIC INVERTERS FOR THE HEAT TREATMENT OF MATERIALS OR FOR WELDING AND BRAZING
Electrical and Scientific ApparatusHEATING AND COOLING UNITS AND DEVICES-NAMELY, COOKING STOVES, OVENS, AND DRYERS, PARTICULARLY FOR TEMPERING MATERIALS AND TEMPERING, ANNEALING, FUSING, DEGASING MACHINES
Environmental Control Apparatus