76150290
Oct 19, 2000
Dec 2, 2003
Door access control systems, namely access control systems comprised of magnetic encoded card readers, electronically operated locks, and magnetic encoded identification cards for use in buildings and other secure environments control units comprised of micro-processors for controlling electronically operated locks and doors in access control systems, personnel electronic identification tags, namely, magnetic encoded identification cards to be read by access control units to permit access through doors; network access control systems comprised of electronically operated locks and magnetic encoded identification card readers connected to a computer network; and computer software for managing access to buildings and security systems
Electrical and Scientific Apparatus