75258640
Mar 17, 1997
Sep 8, 1998
electric and electronic appliances, namely, signal converter for remote read-out of flow meters with contact closure or pulse output; signal converters for remote read-out of measuring instruments with an analog output; digital remote controllers; hand-held communicators for parameterizing signal converters and digital remote controllers via optical interface; signal boosters (repeaters); energy management software for data acquisition, analysis and control
Electrical and Scientific Apparatus