U.S. federal trademark · Serial No. 75072620 · Reg. No. 39534700
electrical and electronic devices for use in the process of aluminum electrolysis, namely, multi-function measuring modules for measuring, controlling and monitoring voltage, current and temperature; open and closed loop control and switching devices; central processing units for down loading mathematical calculations; integrated software for use in the operation of the foregoing and for processing, storing and transferring data in connection with the foregoing
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