machines for handling bulk solids and unit loads on vessels and on land, namely, ship unloaders, ship loaders, barge unloaders, screw unloaders, [ pocket belt unloaders, ] screw pneumatic unloaders, road mobile unloaders, mobile unloaders; [ coal terminals in the nature of conveyers ]

MACHINES FOR HANDLING BULK SOLIDS AND UNIT LOADS ON VESSELS AND ON LAND; NAMELY, SELF-LOADERS AND SELF-UNLOADERS; PNEUMATIC BELT CONVEYORS FOR LOADING AND UNLOADING