pipe maintenance services in the nature of inserting and thermosetting a liner into a host pipe most commonly a sewer pipe

provision, placement, cure and associated treatment of a thermosetting resin impregnated felt tube inside a host pipe for the purpose of rehabilitating the host pipe

MACHINES FOR FEEDING PAPER IN RELATION TO RECORDING MACHINES, SUCH AS, TABULATING MACHINES, BILLING MACHINES, AND TYPEWRITING MACHINES, AND PARTS OF SAID FEEDING MACHINES-NAMELY, GUIDES, SLITTERS, BRACKETS, DRIVES, AND FORM HOLDERS; AUTOGRAPHIC REGISTERS