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All Patents of Type: metalworking machines
Patents 1 - 15 of 80
First set of recordsNext set of recordsLast set of records
1,452XMar. 01, 1811J. GouldingForge and trip hammerblacksmith
4,699XMar. 07, 1827J.H. HallMachine for cutting metallic and other hard surfacesmetalworking machines
7,492XMar. 19, 1833R. RitenhouseRolling metallic plates with projections thereonmetalworking machines
XC-1,094May 09, 1860H. YatesAn improvement in machinery for coupling, shaping and renewing the surfaces of metal barsmetalworking machines
52,393Feb. 06, 1866L.L. DavisBolt Heading Machinemetalworking machines
83,981Nov. 10, 1868W. LyonMetal Punchmetalworking machines
106,458Aug. 16, 1870G. BlakeMachine for Cutting Shafts and Pipes and for Cutting Screw Threadsmetalworking machines
218,249Aug. 05, 1879E.S. FieldsMachine for Scraping Tubes Before and After Solderingmetalworking machines
252,423Jan. 17, 1882E.B. BuckinghamDevice for drawing metal tubesmetalworking machines
275,393Apr. 10, 1883L.J. KnowlesMachine for Forming Key-Seats in Hubs of Gears, &c.metalworking machines
281,484Jul. 17, 1883R. FriebelEngraving Machinemetalworking machines
286,466Oct. 09, 1883F. MesserMachine for Dressing Rollers for Grinding Millsmetalworking machines
289,556Dec. 04, 1883E. ReinDevice for Grinding and Grooving Mill Rollersmetalworking machines
323,723Aug. 04, 1885E.H. ParksBoring Machinemetalworking machines
334,262Jan. 12, 1886F. MesserMachine for Dressing Grinding Rollsmetalworking machines
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