85886337
Mar 26, 2013
Electrical circuitry that removes or eliminates power from electrical appliances, products and devices upon detection of potentially hazardous or undesirable conditions and provides an audible alarm and/or visual indicator upon detection of potentially hazardous or undesirable conditions; electrical surge suppressors; electrical transfer switches; electrical protection devices and circuitry, namely, ground fault circuit interrupters, equipment leakage circuit interrupters, leakage current detection interrupters, residual current devices and portable residual current devices; safety circuitry for power monitoring, control and protection of electrical distribution systems and devices
Electrical and Scientific Apparatus