75194004
Nov 6, 1996
devices and software for automation and control of oil and gas production and transmission systems incorporating hardware and software for control, safety, security and environmental protection for the oil and gas, petrochemical and process control markets, namely, BTU analyzers, gas-flow measurement instrumentation, rod pump controllers, electro, hydraulic and pneumatic well head control systems, pressure sensing devices, and microprocessor based system control, analysis and data acquisition
Electrical and Scientific Apparatus