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Patents for Luke Chapman
Patents 1 - 15 of 17
First set of recordsNext set of recordsLast set of records
82,085Sep. 15, 1868L. ChapmanImprovement in Wrenchesnut wrenches
90,726Jun. 01, 1869L. ChapmanImproved machine for forming bits for axestool making machines
94,710Sep. 14, 1869L. ChapmanWrenchwrench jaw components
99,059Jan. 25, 1870L. ChapmanImproved Milling-Machinewood shapers
100,978Mar. 22, 1870L. ChapmanWrenchwrench jaw components
121,083Nov. 21, 1871L. ChapmanImprovement in Wrenchesnut wrenches
123,554Feb. 13, 1872L. ChapmanImprovment in the Manufacture of Wrench-Headstool making machines
135,406Feb. 04, 1873L. ChapmanImprovement in Dies for Making Wrench-Headstool making machines
RE5,294Feb. 25, 1873L.E. Smith, L. JordanWrencheswrench handle components
137,052Mar. 25, 1873L. ChapmanImprovement in Dies for Forming Wrench-Headstool making machines
137,053Mar. 25, 1873L. ChapmanImprovements in the Manufacture of Wrench-Headswrench jaw components
149,277Mar. 31, 1874L. ChapmanDrop-Hammersdrop hammers
172,246Jan. 18, 1876L. ChapmanMetal Hammering-Machinepower hammers
183,797Oct. 31, 1876L. ChapmanMachines for Punching and Swaging Metalmetal punches
225,745Mar. 23, 1880L. ChapmanDies For Forming Wrench-Headswrench jaw components
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