U.S. federal trademark · Serial No. 50035521 · Reg. No. 87389968
(Based on 44(e)) Scientific measuring instruments, namely, conductivity meters; Wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems, namely, water systems and apparatus; Scientific instrumentation for measuring water levels; Signal bells; Surveying apparatus and instruments; Electronic apparatus for the remote control of industrial operations; Electric installations for the remote control of industrial operations; Personal security alarms; Alarm installations and alarms; Optical inspection apparatus for industrial use (Based on Use) Level switches and level indicators for monitoring and controlling liquids in tanks and vessels; Level gauges; Water tank level gauges; Liquid level sensors; Level switches for monitoring and controlling liquids in tanks and vessels; Level indicators; Probes for scientific purposes; Data processing apparatus; Apparatus for transmission of communication
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