ROOFING SECEATHING BOILER FELTING PAINTS (all colors) ROOFING PAINT. ASBESTOS MATERIALS EXTRA HEAVY AND IMPROVED PATTERNS. IT PAYS ! IT PAYS! 1;Leamci. & Mee inside Page .75 a line The Improvement in Fulling Stocks SAFETY HOISTING Machinery. OTIS BROS. th C SCIENTIFIC AMERICAN THE MOST POPULAR SCIENTIFIC PAPER IN THE WORLD. REVOLUTION IN PORTLAND CEMENT BEAUTIFUL DECALCOIIANIA Established 1846 The Oldest Agency for Soliciting Patents in the United States. this agency at home and abroad than through any other in They employ as their assistants a corps of the most ex perienced men as examiners


ROOFING SECEATHING BOILER FELTING PAINTS (all colors) ROOFING PAINT. ASBESTOS MATERIALS EXTRA HEAVY AND IMPROVED PATTERNS. IT PAYS ! IT PAYS! 1;Leamci. & Mee inside Page .75 a line The Improvement in Fulling Stocks SAFETY HOISTING Machinery. OTIS BROS. th C SCIENTIFIC AMERICAN THE MOST POPULAR SCIENTIFIC PAPER IN THE WORLD. REVOLUTION IN PORTLAND CEMENT BEAUTIFUL DECALCOIIANIA Established 1846 The Oldest Agency for Soliciting Patents in the United States. this agency at home and abroad than through any other in They employ as their assistants a corps of the most ex perienced men as examiners specification writers am draftsmen that can be found many of whom have been se ected from the ranks of the Patent Office. themselves of Munn &Co.'s services in examining their in ventions and procuring their patents. MUNN & CO. in connection with the publication of the confer with inventors prepare drawings specifications and step while pending before the examiner. This is done ington. They also prepare and file caveats procure design rights attend to interferences give written opinions on attend to every branch of patent coth in this and in foreign countries. Patents obtained in Canada England France Belgium Germany Russia Prussia Spain Portugal the British Colonies and all other countries where patents an. granted. A special notice is made in the Sourarrino AMERICAN co all inventions patented through this Agency with Um name and residence of the patentee. Patents are oftet by such notice. rections for obtaining UnitedStates patents also a circular pertaining exclusively to Foreign Patents stating cost fox each country time granted etc. sent free. Address MUNN at CO. Pablishers SCIENTIFIC AMERICAN 37 Park Row N. Y. Branch Depots: NOYE'S MillPurnishingWorks Portable . $3 Do Your Own Printing THE BEST INJECTOR For Locomotive and Stationary Boilers. Over 15000 Now in Use Here and in Europe. 108 Liberty York. IRON AND STEEL DROP FORGING. GLASS OIL CUPS IRON PLANE


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