Measuring or testing machines and instruments, namely, microwave sensors for industrial use; power distribution or control machines and apparatus, namely, signal distributors, pulse dividers, voltage regulators or power amplifiers as component parts of microwave sensors; [ rotary converters; electric meters; magnetic meters; ] electronic machines, apparatus and their parts, namely, electronic control systems for microwave sensors or millimetric wave sensors; railway signal apparatus, [ lumino...

PRESSURE GAUGES FOR USE AS MUD PRESSURE GAUGES ON OIL AND GAS DRILLING RIGS AND THE LIKE