Railway electric Bentley Canadian Patents may now be obtained by the New York. Other foreign patents may also be obtained. 9J{Dvertiviernento. Inside Page each Insertion . 75 cents a line. Back Page. each insertion - a line. TO BUSINESS MEN 361 Broadway New York. MUNN & CO. 361 Broadway New York. It is Hard Dense and Ad N. y. dealers. LATHE DOES YOUR PATENT PAY? - SEBASTIANMAY8bCO'S Power 4 PMCX NC TICM: MINING TUNNELING & QUARRYING MACHINERY. INGERSOLL-SERGEANT ROCK DRILL CO. No. 10 Park Place New York U. S. A. AIR COMPRESSORS & MINING TUNNELING and of all newsdealers. New York
Railway electric Bentley Canadian Patents may now be obtained by the New York. Other foreign patents may also be obtained. 9J{Dvertiviernento. Inside Page each Insertion . 75 cents a line. Back Page. each insertion - a line. TO BUSINESS MEN 361 Broadway New York. MUNN & CO. 361 Broadway New York. It is Hard Dense and Ad N. y. dealers. LATHE DOES YOUR PATENT PAY? - SEBASTIANMAY8bCO'S Power 4 PMCX NC TICM: MINING TUNNELING & QUARRYING MACHINERY. INGERSOLL-SERGEANT ROCK DRILL CO. No. 10 Park Place New York U. S. A. AIR COMPRESSORS & MINING TUNNELING and of all newsdealers. New York Stencil Works Mfrs. NEW CATALOCUr, scientific american, 1890-05-17
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