73823352
Sep 5, 1989
Jun 5, 1990
AUTOMATIC IDENTIFICATION SYSTEMS, NAMELY ELECTRONIC SYSTEMS FOR PERSONNEL ACCESS CONTROL, ARTICLE SURVEILLANCE, INVENTORY TRACKING AND RELATED SECURITY APPLICATIONS, COMPRISING VARIOUS COMBINATIONS OF THE FOLLOWING COMPONENTS; SCANNER, ANTENNA, TAGS, ALARM, CONTROLLER, DEACTIVATOR, AND DECODER
Electrical and Scientific Apparatus