| Patents Granted on 1817-03-?? |
Patents 1 -
15
of 22
      |
| Number | Date | Patentee | Title | Type |
| 2,746X | Mar. 03, 1817 | L. Hedge | Revolving ruler | rules |
| 2,747X | Mar. 03, 1817 | S. Whitlock | Straw and fodder cutting machine | hay or straw cutters |
| 2,748X | Mar. 03, 1817 | M. Mallory | Water power, applied to machinery | |
| 2,749X | Mar. 03, 1817 | J. Brown | Grammatical key | |
| 2,750X | Mar. 03, 1817 | G. Troost | Mode of making alum from lignite | |
| 2,751X | Mar. 13, 1817 | J. Mead | Convalescent chair | |
| 2,752X | Mar. 13, 1817 | S. Morey | Tide and Current Water Wheel | tide mills |
| 2,753X | Mar. 13, 1817 | S. Morey | Boiler for steam engines | stationary boilers |
| 2,754X | Mar. 14, 1817 | J. Mead | Accommodation couch | |
| 2,755X | Mar. 14, 1817 | J. Swope | Improvement on the lime kiln | kilns |
| 2,756X | Mar. 14, 1817 | A. Rogers | Composition for covering houses | |
| 2,757X | Mar. 14, 1817 | J. Pitman | Manufacturing rope yarn, using "effeminate spinner" | spinner |
| 2,758X | Mar. 20, 1817 | B. Thomas | Tide and current water wheel | tide mills |
| 2,759X | Mar. 20, 1817 | N. Couch, E. Starr | Machine for raising nap on woolen cloth | |
| 2,760X | Mar. 20, 1817 | G. Munger | Improvement on window blinds | |
