Mechanical gangway systems in the nature of machine operated walking platforms for marine use; mechanical access platforms in the nature of mobile elevating work platforms; mechanical offshore access elevating work platforms; power-operated lifting machines for moving cranes; gangway platform systems of metal, namely, machine operated transfer and access gangway platforms for personnel and cargo

Moveable structures of metal in the nature of prefabricated portable metal walking platforms; non-electrical metal cables and wires; offshore lifting operation platforms of metal; prefabricated gangway platform systems of metal, namely, prefabricated metal transfer and access platforms for personnel and cargo