Technical research in the field of energy management engineering in the heating, ventilating and air conditioning industries

Technical research in the field of energy management engineering in the heating, ventilating and air conditioning industries

PIPE FITTINGS

Scientific apparatus and instruments, namely, research, optical, measuring, signaling, detecting, testing, and inspecting apparatus and instruments, namely, electronic amplifiers, A/D converters, electronic signal processors, and electronic filters; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable media in the nature of control software for electrical devices, downloadable computer software for the control of ele...