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Patents for Whitman Agricultural Co.
Patents 1 - 15 of 32
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NumberDatePatenteeTitleType
114,500May 02, 1871H.L. WhitmanImprovement in grain-separatorswinnowing machines
133,133Nov. 19, 1872H.L. WhitmanImprovement in cider-millscider presses
RE5,890May 26, 1874H.L. WhitmanImprovement in cider-millscider presses
RE5,982Jul. 21, 1874H.L. WhitmanImprovement in cider-millscider presses
157,047Nov. 17, 1874H.L. WhitmanImprovement in corn-shelling machinescorn shellers
175,888Apr. 11, 1876H.L. WhitmanImprovement in corn-shellerscorn shellers
178,496Jun. 06, 1876H.L. WhitmanImprovement in cider-millscider presses
233,053Oct. 05, 1880C.E. WhitmanCorn-shellercorn shellers
282,089Jul. 31, 1883P.J. KelleyContinuous baling-presshay or straw binders
295,089Mar. 11, 1884C.E. WhitmanBaling-presshay or straw binders
307,610Nov. 04, 1884H.L. WhitmanBroadcast seed-sowerseeders
309,374Dec. 16, 1884G.W. Whitman, M.C. BignallPipe cutting and threading machinepipe cutting machines
321,071Jun. 30, 1885H.L. WhitmanHarrowharrows
362,875May 10, 1887E. ButterfieldBaling-presshay or straw binders
363,269May 17, 1887C.E. WhitmanBaling-presshay or straw binders
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