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All Patents of Type: crop planters
Patents 1 - 15 of 1724
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NumberDatePatenteeTitleType
GB-1,263Apr. 23, 1780J. PickardMachines for boring iron; machine for forging, rolling, flatting, and slitting iron; machine for turning iron; mill for grinding corndrill presses
11XMar. 17, 1791G. ParkinsonMachine for Spinning Hemp and Flax etc.flax and hemp machines
48XJan. 26, 1793C. Batterman, J. CaldwellTobacco Manufacturing Machinetobacco machinery
72XMar. 14, 1794E. WhitneyGinning cottoncotton gins
91XJan. 15, 1795S. MullikinHemp and flax breakingflax and hemp machines
115XMay 12, 1796H. HodgenCotton gincotton gins
117XMay 28, 1796O. EvansImprovment in Burr Mill Stonesmill stones
177XJun. 26, 1797C. NewboldPloughs (cast iron plough)plows or ploughs
182XAug. 12, 1797A. KinsleyImprovement in cutting tobaccotobacco machinery
189XNov. 16, 1797R.R. EliotGrain Thresherthreshers or thrashers
231XJan. 25, 1799E. SpoonerMachine for cutting corn, beans, etc.cultivators
232XJan. 25, 1799E. SpoonerMachine for planting corn, beans, etc.
237XFeb. 14, 1799B. TylerFlax and hemp millflax and hemp machines
239XMar. 02, 1799C. WhitingExtracting oil from cotton seedscotton presses
240XMar. 16, 1799J. ShotwellSharpening axessharpeners
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