Electronic proximity sensors and switches; Fiber optics; Industrial automation controls; Infrared sensors; Liquid level sensors; Manometers being pressure gauges; Microsensors for measurement of pressure, acceleration, force and flow, namely, silicon piezoresistive pressure sensors; Motion sensors; Optical position sensors; Photoelectric sensors; Piezoelectric sensors; Pressure sensors; Pressure transmitters; Proximity sensors; Sensors for determining position; Sensors for the determination o...