many of whom have been se- The publishers of the SCIENTIFIC AMERICAN COVERING From the best London Manufacturers. fer eat le Oy ected from the ranks of the Patent Office. beg to announce that on the second day of January, JAMES BRAND, 56 Cliff 8t., N. A Practical Treatise on Cement tarnished for %… … matters of infringement, furpiah copies of patents: in fact uable and instructive not only in the Workshop and are the largest in the United States. They make Burr piatones. ortabie Mills, Smut Machines, Packers, Mil ettend to every branch of patent businces poth in this and Manufactory, but also…
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