86611042
Apr 27, 2015
Surveillance systems comprising a camera specifically adapted to mount overlooking a body of water; surveillance systems comprising a camera specifically adapted to monitor a body of water; surveillance systems comprised of swimming monitors for detecting drowning people in a body of water; surveillance systems comprised of drowning monitors for detecting drowning people in a body of water; surveillance systems comprised of motion sensors for detecting people drowning in a body of water
Electrical and Scientific Apparatus