PMOP

Construction of chemical, nuclear, power generation, petroleum, heat supply, steam and other plants; construction; advisory services relating to the construction of chemical, nuclear, power generation, petroleum, heat supply, steam and other plants; advisory services relating to the construction of

Steam traps, air traps, drain traps, gas traps, pressure reducing valves, relief valves, automatic control valves, check valves [machine elements] incorporating detecting function for detecting fluctuating states thereof and telecommunication function for transmitting fluctuating state data thereof;

Communication by wire communication apparatuses and instruments or radio communication apparatuses and instruments for transmitting fluctuating state data of valves and other piping elements; communications by computer terminals; telecommunication, other than broadcasting; rental of wire communicati