Practical hints to Inventors. How Caw I Best Secure My Invention ? Preliminary Examination. To Make an Application for a Patent. Caveat Reissues. Rejected Cases. Trademarks. Design Patents. Canadian Patents. European Patents. UNN & $7 Park Row New York. Inside Page - 75 cents a line To Investors. Practical-Educational-Scientific. THE .GARDENER'S filONTHLY HORTICULTURAL ADVERTISER. DON'T BUY STEAM ENGINES or BOILERS LATHES For Amateurs Metal Workers Wood Turners Milling Machines. ' CINCINNATI STAR PUMP' To Electro-Platers. Corrugated Iron NEW BOILER FOR SALE Canadian Inventors Cinder the new Patent Law can obtain Detention the same terms as citizens. For full particulars address NUNN dr CO. 137 Park Row New York Trade-Mark Patents. KACHINERY PATENT IMPROVED VARIETY MOLDING MACHINERY And Adjustable Sure of Success, scientific american, 1872-10-12
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