77793573
Jul 30, 2009
Apr 6, 2010
[ Personal activator units to be personally carried or worn for emitting emergency signals upon manual activation in a health emergency and for allowing communication with personnel to provide immediate assistance; ]Central dispatch security and alarm systems composed of telephone transmitters and receivers to allow individuals to send emergency signals to summon medical aid when necessary and to allow communication with personnel to provide immediate assistance
Electrical and Scientific Apparatus