DESIGNS PATENTED. SCHEDULE OF PATENT FEES. THE VALIDITY OF PATENTS. We recommend to every person who is license to have the patent carefully examined by a competent party and to have a research made in the Patent Office to see what the condi tion of the art was when the patent was issued. He should also see that the claims are so worded as to cover all the inventor was entitled to when his patent was issued; and it is still more essen tial that he be informed whether It is an infringe ment on some other existing patent. Parties desir ing to have such searches made can have them done through
DESIGNS PATENTED. SCHEDULE OF PATENT FEES. THE VALIDITY OF PATENTS. We recommend to every person who is license to have the patent carefully examined by a competent party and to have a research made in the Patent Office to see what the condi tion of the art was when the patent was issued. He should also see that the claims are so worded as to cover all the inventor was entitled to when his patent was issued; and it is still more essen tial that he be informed whether It is an infringe ment on some other existing patent. Parties desir ing to have such searches made can have them done through the Scientific American Patent Agency nature of the information desired. For further information address MUNN & CO. 87 PARK 0w New York STEAM _PUMPS. Reverse Motion Paneling Variety Moulding and Dovetailing Maclaine YALE IRON WORKS New Haven Conn. MACHINERY OF EVERY DESCRIPTION GEORGE PLACE DOWER PIPE MACHINERY AT CENTENNIAL. ROSE-BUDS IN WINTER Planing di& Matching:. N LOLD ROLLED REVERSIBLE HOISTING ENGINE FOR ALL PURPOSES. Machinery. OTIS BROS. & CO. THE BEST MOST ECONOMICAL ENGINE MADE CO. LAW R EN CE MASS. GOLD PENS SPARE THE CROTON & SAVE THE COST. Driven or Tube Wells FINE TOOLS AND FOOT LATHES. Steel Castings LINA STREET PHILADELPHIA PA. WH IPPLE'S Advertionanti. Inside Page each insertion - 73 cents a line. Founded by Mathew Carey 1775. BAIRD'S FOR PRACTICAL MEN. HENRY CAREY BAIRD & CO. LEHIGH EMERY WHEELS. L. V. E. W. CO. Weissport Pa. Engraving on Wood TO ELECTRO-PLATER8JEWELERS AND WATCHMAKERS. GEORGE C. HICKS & CO. Worcester Mass. UPRIGHT BORING MACHINES. Durable and Efficient. Battle Creek Mich. EAGLE FOOT LATHES Pond's Tools. ENGINE LATHES PLANERS DRILLS &c., 1876-10-21
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