79111591
Dec 13, 2011
Feb 19, 2013
Active Trademark
Centrifugal pumping systems comprised of electric motor driven centrifugal pumps and electric motors incorporating pre-programmed and programmable variable frequency drive control system for controlling the operation of the electric motor driven centrifugal pumps
MachineryPre-programmed and programmable variable frequency drive control system comprised of computer hardware and frequency converters for controlling the operation of an electric motor driven centrifugal pump
Electrical and Scientific Apparatus