. Scientific American Volume 90 Number 16 (April 1904) . Marine Motors If you want a Gasoline Motor, witb all the good points and none of tbe bad, buy a RELIABLE Either jump or makeand break Spark. BostoiU-asoline Engine Broad St., Boston, Mass. 50 YearsExperience. Trsvde Etc. Anyone sending a sketch and description mayquickly ascertain our opinion free whether aninvention is probably patentable. Communica-tions strictly confidential. Handbook on Patentssent free. Oldest agency for securing patents. Patents taKen through Munn & Co. receiveSpecial Notice, withou
. Scientific American Volume 90 Number 16 (April 1904) . Marine Motors If you want a Gasoline Motor, witb all the good points and none of tbe bad, buy a RELIABLE Either jump or makeand break Spark. BostoiU-asoline Engine Broad St., Boston, Mass. 50 YearsExperience. Trsvde Etc. Anyone sending a sketch and description mayquickly ascertain our opinion free whether aninvention is probably patentable. Communica-tions strictly confidential. Handbook on Patentssent free. Oldest agency for securing patents. Patents taKen through Munn & Co. receiveSpecial Notice, without charge, in the Scientific American A handsomely illustrated weekly. Largest cir-culation of any scientific journal. Terms, $3 ayear; four months, $1. Sold by all newsdealers. MUNN & «» b™.*-.,. NewYork ^ Branch Office 625 F at. Washington, O. C. Valve, M. J. Chaplin Valve, air pipe coupling pressure relief, El-liott & Ruby Valve, automatic flushing, B\ A. Schossow. Valve, back pressure, H. J. Valve, blow off, C. B. Boswortb Valve, induction, P. B. Bosworth Valve, shut off, L. Gschwind Valve, steam, J. L. McJunkin Valve, train pipe steam, E. E. ,491, Vapor absorber, J. Patten Vapor burner, F. F. Dow Vehicle wheel, L. Lang
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