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All Patents of Type: power hammers
Patents 1 - 15 of 31
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
5,765Sep. 12, 1848F.E. SickelsMethod of Controlling Motive Powerpower hammers
35,309May 20, 1862W.D. GrimshawPower Hammerpower hammers
GB-186,400,206Jan. 25, 1864W.D. GrimshawAtmospheric Hammerpower hammers
45,896Jan. 10, 1865W.D. GrimshawAtmospheric Hammerpower hammers
52,894Feb. 27, 1866T. ShawPower Hammerpower hammers
RE2,398Nov. 27, 1866T. ShawPower Hammerpower hammers
62,407Feb. 26, 1867A.J. GraingerImproved Forging Apparatuspower hammers
68,740Sep. 10, 1867T.B. HarrisonPower Hammerpower hammers
99,958Feb. 15, 1870T. ShawImproved Apparatus for Forging Metalspower hammers
168,439Oct. 05, 1875S.D. WilsonSteam-Hammerspower hammers
237,872Feb. 15, 1881W.R. Jenkins, Jr.Power Hammerpower hammers
GB-188,702,373Feb. 18, 1886J. WildImprovements in power hammerspower hammers
354,192Dec. 14, 1886G.E. HathornAttachment for trip-hammerspower hammers
358,672Mar. 01, 1887W.R. Jenkins, Jr.Power Hammerpower hammers
370,260Sep. 20, 1887W.R. Jenkins, Jr.Power Hammerpower hammers
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