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Operating materials for vacuum pumps, namely, mineral oils, silicon oils and lubricants

Connecting parts, namely, metal centering rings, metal sealing rings, metal flanges, metal adapters for tubes and metal outer support rings

Vacuum pumps, gas transfer vacuum pumps, positive displacement pumps, reciprocating positive displacement pumps, diaphragm pumps, piston pumps, rotary pumps, sliding vane rotary pumps, rotary plunger pumps, roots pumps, kinetic vacuum pumps, drag pumps, turbine pumps, molecular drag pumps, turbomolecular pumps, fluid entrainment pumps, diffusion vacuum pumps, entrapment vacuum pumps, adsorption vacuum pumps, getter vacuum pumps, cryopumps, condensers, vacuum pump stands that include several vacuum pumps of the aforementioned type; valves for vacuum pumps, connecting parts, namely, connecting hoses for vacuum pumps, connecting tubes for vacuum pumps, gaskets, clamping rings, clamping collars; dust separators, oil separators; oil, dust, exhaust filters for vacuum pumps

Vacuum pump accessories, namely, measuring instrumentation and apparatus, namely, vacuum gauges, bourdon vacuum gauges, capsule vacuum gauges, transmitters, linear pressure sensors, pressure switches, diaphragm pressure regulators, pressure control preventers, switching amplifiers, pressure control apparatus for vacuum pumps; leak detectors incorporating vacuum pumps for detecting leaks; radio transmitters, optical transmitters

Refrigeration machines, namely, refrigerators, freezers, industrial refrigerators, cryogenic refrigeration machines, namely, refrigerators, freezers and industrial refrigerators, vacuum chambers for experimentation, etching and coating under vacuum

Repair and maintenance of machines and equipment used in vacuum technology, namely, vacuum pumps, vacuum chambers, vacuum gauges, vacuum measuring instruments, leak testing instruments

Organizing seminars in vacuum technology

Calibration of vacuum technology equipment, namely, vacuum pumps, vacuum gauges, leak testing instruments; and consulting regarding vacuum technology