INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week Ending AND EACH BEARING THAT DATE. UPRIGHT DRILL PRESSES 'THE AMERICAN FIREMEN' DOUBLE ELASTIC STEEL PENS SCROLL SAW'S. NILES ENGINE PRINTING OFFICES HOTELS LAUNDRIES TANNERIES NILES TOOL WORD TO WATER WORKS BUILDERS., scientific american, 1877-03-10
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