| Patents Granted on 1806-03-?? |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 667X | Mar. 01, 1806 | J.F. Gould | Machine for making brick | brick maker |
| 668X | Mar. 05, 1806 | R. Howell | Suspenders | |
| 669X | Mar. 05, 1806 | T. Arnold | Evaporation | |
| 670X | Mar. 07, 1806 | S. Dickey | Stoves | stoves |
| 671X | Mar. 08, 1806 | J.F. Gould | Tilt hammers | blacksmith |
| 672X | Mar. 08, 1806 | J.S. Mott | Wood planing machine | wood planers |
| 673X | Mar. 17, 1806 | R. Gaines | Balance Pendulum Lock | clockmaker |
| 674X | Mar. 19, 1806 | W. Purden | Hoisting machine | |
| 675X | Mar. 21, 1806 | G. Youle | Cabouse | |
| 676X | Mar. 21, 1806 | E. Mack | Dressing flax | flax and hemp machines |
| 677X | Mar. 22, 1806 | D. Pettibone | Mode of Welding Cast Steel to Iron | blacksmith |
| 678X | Mar. 26, 1806 | J. Kennion | Fulling mill and washing machine | miller |
| 679X | Mar. 31, 1806 | A. Guild | Carding machine to form bats for wool hats | cloth carding machines |
| 680X | Mar. 31, 1806 | S. Payn | Machine for splitting skins | leatherworker |
