73484877
Jun 12, 1984
Aug 5, 1986
SWITCHES AND SENSORS FOR USE WITH MACHINERY, NAMELY, PROXIMITY SWITCHES, VIBRATION DETECTING SWITCHES; PHOTOELECTRIC SWITCHES; PRECISION POSITIONING SENSORS; DISPLACEMENT SENSORS; METAL PASSAGE CONFIRMING SENSORS; DOUBLE FEED DETECTION SENSORS; PRESS MACHINE STROKE END DETECTION SENSORS; ROTATION RUNOUT SENSORS; TAPPING MISS DETECTING SENSORS; WELDED PORTION POSITIONING SENSORS; NON-CONTACT SIGNAL COUPLERS; FIBRE OPTIC PHOTO-ELECTRIC SENSORS; AND OUTER DIAMETER AND WIDTH MEASURING GAUGES
Electrical and Scientific Apparatus