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All Patents of Type: machinist tools
Patents 1 - 15 of 1030
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NumberDatePatenteeTitleType
1,197XJan. 19, 1810E. WilliamsUniversal protractorprotractors
GB-181,103,428Apr. 01, 1811T.W. SturgeonImprovements on a micrometermicrometers
2,279XMar. 14, 1815B. OtisPerspective protractorprotractors
3,794XDec. 24, 1823N. GoodwinRectangular protractorprotractors
6,034XJun. 16, 1830I. PoolProtractorprotractors
7,695XAug. 01, 1833E. BrownFacilitating protractorprotractors
FR-7,518Sep. 07, 1848J.L. PalmerScrew caliper and circular vernier (micrometer)micrometers
15,183Jun. 24, 1856C.R. IliffDrafting Protractorsprotractors
17,522Jun. 09, 1857G.C. SchneiderHob for Cutting Screw-Chasersgear cutting tools
66,239Jul. 02, 1867I.A. HurdImproved Depth-Gaugemicrometer depth gauges
69,954Oct. 15, 1867J. RichardsStandard Gaugesmeasuring tools
73,082Jan. 07, 1868S. DarlingStraight Edgegraduated rules
110,460Dec. 27, 1870J.E. Ladd, H.F. HendersonGage for Turning Clock Workclockmaker
115,438May 30, 1871W.F. CornellSurface Gagesurface gages
136,101Feb. 18, 1873W. SellersImprovement in machines for forming cutters for cutting the teeth of wheelsgear cutting tools
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