| AI Patents |
Patents 1 -
15
of 318
      |
| Number | Date | Patentee | Title | Type |
| AI1 | Oct. 06, 1837 | J. Kirkpatrick | Sediment Receiver for Steam Boilers | stationary boilers |
| AI2 | Jan. 23, 1838 | S. Day | Improvement on His Improved Self-Loading and Priming Fire-Arms | rifles |
| AI4 | Mar. 15, 1838 | I. Jennings | Vapor burner | lamps |
| AI3 | Apr. 04, 1838 | A. Trahern, H. Heberling, W.E. Lukens, J. Heberling | Horse Power | animal powered apparatus |
| AI5 | Apr. 07, 1838 | J.G. Webb | Worm for Stills | distilling apparatus |
| AI6 | Apr. 21, 1838 | T.H. Hoskings | Mortising machine | mortising machines |
| AI7 | Apr. 24, 1838 | D. Wilkinson | Canal Lock Gate | locks |
| AI8 | Apr. 25, 1838 | A. Woods | Nursing or easy chair | |
| AI9 | Jun. 14, 1838 | J.P. Fairlamb | Spark Arrester for Locomotives, etc. | |
| AI10 | Aug. 13, 1838 | N. Sawyer | Brick press | brick maker |
| AI11 | Aug. 16, 1838 | B. Morison | Counter scale | |
| AI12 | Aug. 23, 1838 | L. Wilder | Tuyere | forge tuyeres |
| AI13 | Sep. 20, 1838 | B. Woodcock | Plow | plows |
| AI14 | Oct. 13, 1838 | J.M. Garnett | Cultivator irons | |
| AI15 | Oct. 15, 1838 | H. Hunt | Revolving horse rake | |
