A hoisting device, usually made up of a guyed mast, a boom hinged to it, and pulley ropes; a crane differs from it mainly in that the crane is power operated. (Saylor, 1952)
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A hoisting device, usually made up of a guyed mast, a boom hinged to it, and pulley ropes; a crane differs from it mainly in that the crane is power operated. (Saylor, 1952)
« Back to Glossary Index