ELECTRON BEAM MACHINES FOR PERFORMING MANUFACTURING OPERATIONS SUCH AS WELDING, CUTTING, AND HOLE DRILLING AND PARTS THEREFOR; FUEL CONTROLS FOR TURBINE ENGINES AND PARTS THEREFOR; AND AIRCRAFT PROPELLERS AND PARTS THEREFOR

AUTOMATIC PRESSURE AND FLOW REGULATING VALVES AND PARTS THEREFOR; COMPUTERIZED SYSTEMS FOR DIAGNOSING, INDICATING REQUIRED REPAIR AND CHECKING QUALITY OF REPAIR ACTION TAKEN, ON ALL MOTORIZED VEHICLE SYSTEMS