7
Boring machines and power tools, namely, drills; directional boring machines and power-operated directional drills; horizontal boring machines and horizontal power-operated directional drills, namely, boring machines and power-operated drills for boring and drilling bore holes preparatory to the installation of pipelines, cables or ducts
37
Boring and drilling bore holes and installing pipelines, cables or ducts;directional boring or drilling of bore holes and installing pipelines, cables or ducts; horizontal directional, boring or drilling of bore holes and installing pipelines, cables or ducts; and consultancy and advisory services relating to boring or drilling bore holes and installing pipelines, cables, or ducts
41
Educational services, namely conducting classes, seminars and training services in the fields of boring and drilling equipment and boring or drilling bore holes and installing pipelines, cables or ducts
42
Technical consultation and advisory services relating to the use of boring and drilling equipment
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