IC 037. US 100 103 106. G & S: Construction of pipelaying installations, namely, laying and construction of pipelines; installation of ground drilling machinery, namely, drilling rigs; installation of cranes
IC 042. US 100 101. G & S: Design, development, technical planning and technical advice offered by an engineer, namely, engineering services for building and construction of pipelaying installations and cranes, hoisting devices, namely, electric and pneumatic hoists, ground-drilling machinery, namely, well drilling machines, drilling rigs, namely, drills for the mining industry, pipelaying installations in the nature of power-operated lifting and moving equipment, namely, pipe layers
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