Measuring, monitoring and safety devices for oil tanks and oil pipelines, namely, electric remote control devices and parts thereof; pressure gauges; tank overfill alarm systems; leak alarm and electronic display devices; mechanically, pneumatically and electrically operated tank content measuring devices; limiting valve transmitters included in this class; limiting valve detecting, control and regulating devices for use with liquids and gasses; flexible fuel dipsticks included in this class; temperature measuring and control devices; level indicators and controllers; waste or flue gas analysis devices; gas alarm systems; thermostats; parts of heating systems namely chimney draft controllers, heating controllers, thermostats; sacrificial anodes, mechanical remote control safety devices, low water alarm switches, reducers and blind plugs; controllers for rain water recycling systems; electric valve actuators; testing equipment for tank service and for sanitary and heating systems, namely, electric remote control devices and parts thereof; pressure gauges; tank overfill alarm systems; leak alarm and electronic display devices; mechanically, pneumatically and electrically operated tank content measuring devices; limiting valve transmitters included in this class; limiting valve detecting, control and regulating devices for use with liquids and gasses; temperature measuring and control devices; level indicators and controllers; waste or flue gas analysis devices; gas alarm systems; thermostats; chimney draft controllers, heating controllers, thermostats; sacrificial anodes, mechanical remote control safety devices, low water alarm switches; controllers for rain water recycling systems

Parts of heating systems, namely distributors, release cords, filters, gas ball valves, and safety valves; fittings for oil burning systems and heating systems, namely, heating pipes, nipples, unions, and elbows; solar stations for heating, namely, solar heat collection panels