How Can I Best Secure My Invention Preliminary Examination. Caveats. Practical hints to Inventors. How Can I Obtain a Patent Rejected Cases. European Patents. 37 Park Row New York. STEAM PUMPS Pat'd 'DEAD STROI(E'POWER HAMMERS Back Page 01 00 a line Cold Rolled Shafting. Sturtevant Blowers achinery Machinists' Tools. IIThis Unequalled Machine USES A STRAIGHT NEEDLE HAS THE UNDER FEED MAKES THE 'LOCK STITCH' STEEL CASTINGS ENGINES &BOILERS RIATHUSEK PIANO FORTES. Cheapest. 48 Cortlandt St. New York MOLDING MORTISING TENONING & SHAPING BAND SAWS' SCROLL SAWS OME SEWING MACHIN POSITORY No. 743 Broadway T. R. BAILEY & VAIL Lockport N. Y Niagara Steam Pump. Andrew's Patents. ers suited to every want. Rope Belt and Engine break. 1004:forme power. Centrifugal Pumps 100 to 1.0000 Gallons m per Minute Best Pu_ps in the World pass Mud Sand Gravel Coal Grain etc. with out injury. All Light Simple Durable and Economical. Send for Circulars. PATENT IMPROVED VARIETY' MOLDING MACHINERY And Adjustable, scientific american, 1872-03-16
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