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All Patents of Type: agricultural
Patents 1 - 15 of 3023
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NumberDatePatenteeTitleType
GB-171,500,401Nov. 25, 1715T. Masters, S. MastersCleaning and curing the Indian corn growing in the several colonies of Americacorn shellers
11XMar. 17, 1791G. ParkinsonMachine for Spinning Hemp and Flax etc.flax and hemp machines
45XJul. 10, 1792G. MorrisPreservation of plants from frostplanters
47XOct. 23, 1792S. Hodge, J. DorrHandmill for picking of mill stonesmill stone picks
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
182XAug. 12, 1797A. KinsleyImprovement in cutting tobaccotobacco machinery
187XNov. 16, 1797T. StickneyImprovement in saddlessaddles
189XNov. 16, 1797R.R. EliotGrain Thresherthreshers and thrashers
198XJan. 08, 1798T. Bruff, Sr.Coffee Grindingcoffee mills
231XJan. 25, 1799E. SpoonerMachine for cutting corn, beans, etc.cultivators and tillers
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