Fig. 22—MACHINE FOR BORING THE TRACTION RINGSOF RANSOME MIXERS. 35 of wood, on top of which is bolted the steel squariiii^plate, made up of ^x6 inch steel plate. We thus se-cure all the advantage of the wood frame and the trueali^^nment afforded by the steel frame, together withsuch advantage as…
Ransome Concrete Machinery Co. -- Catalogs. Concrete construction -- Equipment and supplies
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