Caveats. To Make an Application for a Patent. Reissues. Trademarks. Design Patents. Rejected Cases. European Patents. MUNN & CO. 37 Park Row New York. Value of Extended Patents. Prgctical hints to Inventors. Mow Can I Obtain a Patent I Mow Can I Best Secure My Invention ? Preliminary Examination. AGENTS WANTEDJUST OUT Splendidly-illustrated Popular Edition FENIMORE COOPER'S PREMIUMS AND CLUB TERMS. D. APPLETON & CO. Publishers CRUCIBLE STEEL CASTINGS E warrant every Steam Gauge FOR TWO YEARS. UTICA STEAM GAUGE CO.Iltical N.Y Back Page . 81'00 a line Inside Page 75 cents a line Rare and Beautiful Flowers and Choice Vegetables can always be obtained by sowing B. K. BLISS & SONS 23 Park Place and 20 Murray St. New York f Small Fruits Horticultural Implements Fer tilizers and other requisites for the Farm and Garden. TEEL CASTINGS WAIT'S Also $10 from 50 cts. PROPELLER PUMPS NEW PATTERNS. ORCHESTRAL. MEDIUM and COLIBRI MATHUSHEK PIANO FORTES. Simplest and Cheapest. 46 Cortlandt St. New York ENGINES & BOILERS, scientific american, 1872-03-23
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