74539974
Jun 20, 1994
Mar 12, 1996
home security alarm systems comprising motion or body sensors and parts therefor; monitoring cameras; closed circuit television; intercoms, television interphones, cable connection television telephone sets, radio receivers, television receivers, record players, tape recorders, video tape recorders, compact disc players; electronic automatic door openers and closers; electronic burglar preventive devices; and computers
Electrical and Scientific Apparatus