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Scientific American, Vol. 27, No. 22 (November 1872) (1872)

leaf 13

An illustration from Scientific American, Vol. 27, No. 22 (November 1872), 1872, leaf 13
ion. In order to apply for a patent in Canada, the applicant must furnish a 37 Park Row, New York. In order to have such search, make ouc a written description of the inven- model, specification and duplicate drawings, substantially the same as In OFFICE IN WASHINGTON-Corner F and 7th streets,… … If it is worth 25 cents per line to advertise in a pa per of Of every size and description, constantly on hand. GEORGE PLACE & CO., three thousand circulation, it is worth $3.75 per line to CCHAMPION SPRING MATTRESS—The 121 Chambers & 103Reade Streets, New York. advertise in one of forty-five…

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