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All Patents in class 285
Patents 1 - 15 of 144
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NumberDatePatenteeTitleType
8,909XJun. 19, 1835J. GouldingMode of preparing and screwing in boiler pipesstationary boilers
5,357Nov. 06, 1847T.W. Allen, C.W. NoyesPiston-Rod Packingpiston ring and packing
11,858Oct. 31, 1854H.H. EvartsShingle machineshingle machines
30,678Nov. 20, 1860B. HollyHose Coupling Nutwater hoses
40,082Sep. 22, 1863F.A. PrattImprovement in attaching pumps to bungs of barrels
49,142Aug. 01, 1865J. OldPipe Couplingpipe wrenches
51,910Jan. 09, 1866E. BarbarouxPipe-coupling
64,292Apr. 30, 1867J.W. DouglasImprovement in hose-couplingshousehold hand pumps
67,080Jul. 23, 1867N. StephensImproved tap for cement-lined pipespipes
94,146Aug. 24, 1869M. StephensImprovement in joints for cement-pipespipes
98,674Jan. 11, 1870J.W. DouglasImprovement in adjustable attachment of pump-barrels to their baseshousehold hand pumps
100,243Feb. 22, 1870B.F. SturtevantMethod of Uniting Tubes to Tube Sheets
107,188Sep. 06, 1870S. MalesImprovement in urinals
116,090Jun. 20, 1871W.S. PattinImprovement in Extension-Shanks for Boring-Bitsdrill bit extensions
116,655Jul. 04, 1871G. Westinghouse, Jr.Improvement in valve devices for steam-power air-brake couplingsrailroad car brakes
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