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All Patents in class 277
Patents 1 - 15 of 68
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5,357Nov. 06, 1847C.W. Noyes, T.W. AllenPiston-Rod Packingpiston ring and packing
6,146Feb. 27, 1849W. WrightMetallic Packing for Pistons
RE254Jan. 10, 1854C.W. Noyes, T.W. AllenPiston-Rod Packingpiston ring and packing
RE255Jan. 10, 1854J. Judson, A. JudsonImproved governor-valve for steam-enginessteam engine governors
25,955Nov. 01, 1859J. CummingsStuffing Boxsteam engine stuffing boxes
51,267Nov. 28, 1865E.A. RaymondImprovement in Forging Apparatussteam hammers
74,750Feb. 25, 1868S.E. Chubbuck, I.Y. ChubbuckImprovement in pistonssteam engine pistons
78,911Jun. 16, 1868J.U. AdamsPiston Packingsteam engine packing
123,971Feb. 27, 1872G.R. BabbittImprovement in Piston Packingpiston ring and packing
124,182Feb. 27, 1872H.C. WhiteImprovement in Piston Rod Packingpiston ring and packing
124,183Feb. 27, 1872H.C. WhiteImplement in Packing for Engines, &c.piston ring and packing
136,405Mar. 04, 1873G.R. Babbitt, W.A. HarrisImprovement in piston-packingspiston ring and packing
225,555Mar. 16, 1880E.M. BirdsallPiston for Steam Enginessteam engines
238,935Mar. 15, 1881W.J. LiddellPiston-packing
276,060Apr. 17, 1883E. MeddenPacking for journalspump bearings
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