ry mechanic, inventor or ar-tizan in the United States should have a complete set of this publica-tion for reference. Subscribers should not fail to preserve their num-bers for binding. We are prepared to bind volumes in handsome covers, with illu.minated sides, and to furnish covers lor other… … The new Patent Laws enacted by Congress on the 2dof March, 1861, are now in full force, and proveto be of great benefitto all parties wbo are concerned In new inventions. The duration of patents granted under the new act is prolonged tollfVRn years, and the government fee required on filing an…
Patents · Combination · Claim · Iron · Manner · Purpose · Purpose set · Ment · Short period · Patented april · Scientific American · Years ago · Address munn · Wrought iron · Sewing machines · Small quantity · Patent office
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