75703786
May 12, 1999
Mar 6, 2001
ELECTRIC WELDING MACHINES AND PARTS THEREOF; SPARK EROSION MACHINES AND PARTS THEREOF; HARDENING MACHINES AND PARTS THEREOF; MACHINES AND PARTS THEREOF FOR THE ELECTROCHEMICAL TREATMENT OF METALS; PUMPS, FILTERS, FILTER PRESSES, CENTRIFUGES AND METAL SETTLING BASINS FOR THE TREATMENT OF ELECTROLYTES; ELECTRIC INDUCTION MACHINES, NAMELY, STIRRERS FOR THE ELECTROMAGNETIC AGITATION OF LIQUID METALS; ELECTRIC GENERATORS
MachineryELECTRIC TRANSFORMERS; PULSE GENERATORS FOR USE WITH SPARK EROSION MACHINES; ELECTRIC CONVERTERS AND INVERTERS; DATA PROCESSORS; FREQUENCY CONVERTERS FOR THE SUPPLY OF EQUIPMENT FOR THE ELECTRIC HEATING OF METALS; ELECTRICAL INSTRUMENTATION AND CONTROL EQUIPMENT FOR CONTROLLING AND REGULATING INDUCTION HEATING MACHINES, FURNACES, RESISTANCE HEATERS, ELECTRICAL INDUCTION STIRRERS, HARDENING MACHINES, MACHINES FOR ELECTROCHEMICAL TREATMENT OF METALS, ELECTRICAL WELDING MACHINES AND SPARK EROSION MACHINES
Electrical and Scientific ApparatusINDUCTORS FOR HEATING OF METALLIC SURFACES; INDUCTORS FOR HEATING THROUGH OF METALS; INDUCTORS FOR WELDING OF METALS; INDUCTORS FOR HEATING OF METALLIC SURFACES FOR BONDING AND COATING; INDUCTION HEATING MACHINES AND PARTS THEREOF FOR INDUSTRIAL USE; RESISTANCE HEATERS AND PARTS THEREOF FOR INDUSTRIAL USE; ELECTRIC INDUCTION FURNACES AND PARTS THEREOF FOR THE HEATING AND MELTING OF METALS
Environmental Control Apparatus