de-built merchant steamers which come tothis port. Plates usually undergo four different pre-paratory operations. They are passed between ironpressure rollers to straighten them, they are punchedfor the bolt holes, bent to their proper curvature andplaned. Great care, skill and unremitting… … ROWLAND times In providing a powerful armor-clad fleet at theearliest possible date. Such a machine is representedin the annexed engraving. The machine is now inconstant use at the Continental Iron Works, at Green-point, planing the edges of the plates for the armor-clad turret steamships which are…
Patents · Lupine · Iron · Combination · Glaisher · Plates · Patent office · Three miles · White lupine · Scientific American · Bank authorities · Purpose set · Wrought iron · Yellow lupine · Address munn · Obtaining patents
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