73442858
Sep 8, 1983
Jun 25, 1985
ELECTRONIC APPARATUSES FOR DETECTING THE PRESENCE, LOCATION OR ANGULAR POSITION OF PIECES IN AN ASSEMBLY OR FABRICATION LINE; ELECTRONIC APPARATUSES FOR DETECTING THE LOCATION OF A PIECE WITH RESPECT TO THE ARM OF A ROBOT; ELECTRONIC APPARATUSES FOR DETECTING DIMENSIONAL DEFECTS OR FLAWS IN A PIECE
Electrical and Scientific Apparatus