, with six stands of rolls; 9 inch guide;20 inch top and bottom mill; 20 inch muck train • all these thinks that this will soon tell on the main bar ; and in factthe pilots say its effect is already so marked that they cantake over the main bar any vessel drawing twenty feet ofwater. If this be the… … NEW LAMPWICK TRIMMERS. Mr. John Bannihr, of Hempstead, N. Y. has pat-ented (July 4, 1876) through the Scientific Ameri-can Patent Agency, a novel improvement in lampwick trimmers, which is represented in the accom-panying engraving. The shear cutters, A, are contrived to cut alikeand at the same…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-530-227.webp)
