75656088
Mar 8, 1999
Aug 26, 2003
Parts for engines not for land vehicles, namely, rocket nozzle throats, rocket nozzle inserts, thrust chambers, combustion chambers, solid rocket motor igniter cases, jet vanes; parts for gas turbines and compressors, namely, rotors, stators, vanes, nozzles, blades and heat shields; cutting machines for cutting metals, wood, plastics and composites and cutting tools as parts of machines; heat protection shields comprised of ceramics, metals or ceramo-metal composites as parts of gas turbines and jet engines; heat protection shields comprised of ceramics, metals or ceramo-metal composites as parts of automotive catalytic converters; friction brakes for airplanes; parts of engines for land vehicles, namely, valves, seals and cylinder liners
MachineryHeat-protecting tubes for thermo-couples for measurement of high temperature of molten or gas flux
Electrical and Scientific ApparatusParts for commercial cooking ovens, namely, crucibles and heat shields; parts for furnaces, namely, crucibles and heat shields; heat protection shields comprised of ceramics, metals or ceramo-metal composites as parts of furnaces
Environmental Control Apparatus