75846577
Nov 12, 1999
Nov 27, 2001
rotary vane actuators, rotary dampers and hydraulic power packs and override gear boxes for same
Machinerycontrol units for actuators, namely, rotary spring returns, pneumatic positioners, I/P converters, angle transducers, digital communication interfaces, position indicators, electronic flow controllers, solenoid valves, 180 degree angle convertors, output adapters and visual position monitors
Electrical and Scientific Apparatus