IMPROVED SAFETY NUT. THE ATWOOD SAFETY NUT. Petroleum Prospects. TOOL FOR DRIVING AND CLINCHING NAILS AUTOMATIC BALANCE ATTACHMENT FOR VALVES. AUTOMATIC BALANCE ATTACHMENT FOR DELIVERY VALVES OF AIR COMPRESSORS AND WATER PUMPS. IMPROVED SAFETY VALVE. IMPROVED SAFETY VALVE. 4DIO. Raising Sunken Vessels., scientific american, 1880-12-18
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