. Scientific American Volume 25 Number 21 (November 1871). inters, Stave E0 ««•■ i>i->.•.>•Turners, etc. Address ve Equalizers, Heading Planers,TREVOR & Co., Lockport, N. Y. SMITHS IMPROVED WOOD WORKING MACHINES. Addresss CHAS H. SMITH. 135 North 3d St., Phila. RICHARDSON, MERIAM & CO.,Manufacturers of the latest improved Patent Dan-iels and Woodworth Planing Machines, Matching, Sash,and molding, Tenoning, Mortising, Boring, Shaping, Ver-tical, and Circular Re-sawing Machines,Saw Mills SawArbors, Scroll SawSjRailway, Cut-off, and Rip-saw Machines. Spoke and Wood Turning Lathes, and
. Scientific American Volume 25 Number 21 (November 1871). inters, Stave E0 ««•■ i>i->.•.>•Turners, etc. Address ve Equalizers, Heading Planers,TREVOR & Co., Lockport, N. Y. SMITHS IMPROVED WOOD WORKING MACHINES. Addresss CHAS H. SMITH. 135 North 3d St., Phila. RICHARDSON, MERIAM & CO.,Manufacturers of the latest improved Patent Dan-iels and Woodworth Planing Machines, Matching, Sash,and molding, Tenoning, Mortising, Boring, Shaping, Ver-tical, and Circular Re-sawing Machines,Saw Mills SawArbors, Scroll SawSjRailway, Cut-off, and Rip-saw Machines. Spoke and Wood Turning Lathes, and variousother kinds of Wood-working Machinery. Cataloguesand price lists sent on application. Manufactory, Wor-cester,Maes. Warehouse, 107 Liberty st. New York. 17 I BURDON IRON WORKS.—Manufacturersof Pumping Engines tor Water Works. High & LowPressure Engines, Portable Engines and Boilers, of ailkinds, Sugar Mills, Screw, Lever, Drop, & HydraulicPresses, Machinery in general. HUBBARD & WfclTTA-KER, 10 Front St., A new edition of the Patent Laws, with official rulesfor proceeding before the Patent office, cte., inchuthisCensus for 1870, complete. It shows the population bycounties of all the States and Territories, ami popula-tion of cities of over 10,000 inhabitants. Important toevery patentee who has rights io sell. It enables himto Calculate the value of territory, hy the , bound, 25 cents. Mailed on receipt of MXTXX A* CO.,Publishers Stikntikh: Ami:i:ic., Xeiv V«m*k Cily. Trade-Mark Patents. MUNN & CO. desire to call the attention ot manufac-urers and business men generally, to the importance otthe law of patents, as applied to trade-marks for businesspurposes. Any person, firm, or corporation, domiciled in theUnited States, or in any foreign country affording similarprivileges to citizens of the United States, can obtain theright to the exclusive use, for thirty tears, of anytrade-mark, consisting of any new figure, or
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