Support structure for vacuum duct
System and method for automatic unstowing and stowing of a crane
System for raising and lowering communications equipment
Telescopic apparatus
Telescopic arm for use in civil engineering machines
Telescopic beam
Telescopic boom
Telescopic boom
Telescopic boom apparatus
Telescopic boom for portable cranes
Telescopic boom quick retract hydraulic circuit
Telescopic boom with angled corner construction
Telescopic boom with hydraulic actuating mechanism
Telescopic booms for cranes, access or load platforms or the lik
Telescopic columns of machines for making foundations, and the t
Telescopic drilling derrick apparatus
Telescopic flagpole
Telescopic jib for load-handling device
Telescopic mast
Telescopic mast