A system for speeding response time to a telephone request for emergency assistance. The system passively monitors all dialing from the particular premises and responds to dialing of predesignated emergency numbers by activating an indicator such as a strobe light or a flashing lamp visible at some distance from the premises to positively identify the location of the emergency and attract relief personnel arriving into the area.
申请公布号
US5012507(A)
申请公布日期
1991.04.30
申请号
US19890318840
申请日期
1989.03.06
申请人
KEMP, RAYMOND J.;LEIGHTON, SUZANNE E.
发明人
LEIGHTON, SUZANNE E.;KEMP, RAYMOND J.;HAWKINS, PHILIP D.