Machines for laying pipes and cables; machine tools and parts and fittings therefor, namely, ground borers for laying pipes and cables; pipe-bursting machines, pipe remediation machines, and pipe-bending machines; electric and hydraulic motors for machines; electric and hydraulic engines for machines; drives, not for land vehicles, namely, hydraulic, electric and pneumatic drives for industrial machines, construction machines and tools; machine coupling and transmission components, namely, tr...

PNEUMATIC MACHINES FOR BORING THROUGH EARTH, ROCK, SAND, CONCRETE AND THE LIKE, AND PARTS THEREOF