Filed: March 8, 1988 MONITORING AND CONTROL UNIT FOR THE PROTECTION OF PERSONS, BUILDINGS, APARTMENTS, HOUSES AND OFFICES; REMOTE CONTROL, REMOTE… Owned by:DAITEM Serial Number:73715557
Filed: September 30, 1994 monitoring and control units for the protection of persons, buildings, apartments, houses, and offices; remote control,… Owned by:DAITEM Serial Number:74580540