All Patents of Type: agricultural |
Patents 1 -
15
of 3023
|
Number | Date | Patentee | Title | Type |
GB-171,500,401 | Nov. 25, 1715 | T. Masters, S. Masters | Cleaning and curing the Indian corn growing in the several colonies of America | corn shellers |
11X | Mar. 17, 1791 | G. Parkinson | Machine for Spinning Hemp and Flax etc. | flax and hemp machines |
45X | Jul. 10, 1792 | G. Morris | Preservation of plants from frost | planters |
47X | Oct. 23, 1792 | S. Hodge, J. Dorr | Handmill for picking of mill stones | mill stone picks |
48X | Jan. 26, 1793 | C. Batterman, J. Caldwell | Tobacco Manufacturing Machine | tobacco machinery |
72X | Mar. 14, 1794 | E. Whitney | Ginning cotton | cotton gins |
91X | Jan. 15, 1795 | S. Mullikin | Hemp and flax breaking | flax and hemp machines |
115X | May 12, 1796 | H. Hodgen | Cotton gin | cotton gins |
117X | May 28, 1796 | O. Evans | Improvment in Burr Mill Stones | mill stones |
177X | Jun. 26, 1797 | C. Newbold | Ploughs (cast iron plough) | plows |
182X | Aug. 12, 1797 | A. Kinsley | Improvement in cutting tobacco | tobacco machinery |
187X | Nov. 16, 1797 | T. Stickney | Improvement in saddles | saddles |
189X | Nov. 16, 1797 | R.R. Eliot | Grain Thresher | threshers and thrashers |
198X | Jan. 08, 1798 | T. Bruff, Sr. | Coffee Grinding | coffee mills |
231X | Jan. 25, 1799 | E. Spooner | Machine for cutting corn, beans, etc. | cultivators and tillers |