Bottled compressed gases and gas mixtures for industrial [ purposes ] * use *, namely, for installation of fibre optic cables

Electric and mechanical apparatus used to feed fibre optic cables into ducting as a part of the process of installation of fibre optic cables

Optical fibers; optical fiber cables; Conduit, ducts and tubes for electrical and fibre optic cables; Ducting for electric cables, namely, ducts for television and communication cables; Connection fittings for electric cables, namely, connection fittings for television and communication cables; measuring apparatus used to measure the rate of insertion of fibre optic cables into ducting during the process of installation of fibre optic cables; electrical controlling devices used to control the rate of insertion of fibre optic cables into ducting during the process of installation of fibre optic cables

Flexible plastic pipes and ducts for electrical and fibre optic communications; non-metallic pipe and duct joints and connectors; pipe gaskets; Non-metal sealing rings for use as connection seals

Installation and repair of optical fibres, optical fibre cables, tubes for optical fibres and/or optical fibre cables, connections, fittings and installation apparatus for any of the above