Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry (1921)
Wright, Roydon Vincent, 1876- ed, Little, John G., joint ed, Augur, Robert C., joint ed · New York, N.Y., Simmons-Boardman Publishing Co · leaf 197
ted hanging leader frame suspended from the outerend of the crane boom and held in a rigid position by astrut near the bottom. The attachment may be easily andquickly installed and, the entire apparatus being carriedby the crane turntable, it can be rotated in a complete circleso that piles may be…
Hoisting machinery · Conveying machinery
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