73056048
Jun 25, 1975
Aug 15, 1978
Active Trademark
ELECTRONIC UNITS DESIGNED TO AUTOMATICALLY SUPERVISE AND CONTROL CLOCK SYSTEMS; DETECTION ALARM SYSTEMS INCLUDING PRINCIPALLY FIRE ALARM SYSTEMS; TELEPHONE SUPERVISORY SYSTEMS; SECURITY SYSTEMS-NAMELY, ELECTRONIC UNITS DESIGNED TO MONTIOR AND SIGNAL UNAUTHORIZED ACCESS TO BUILDINGS; AND TIME RECORDERS
Electrical and Scientific Apparatus