| X Patents that do not have numbers |
Patents 1 -
15
of 263
      |
| Number | Date | Patentee | Title | Type |
| NX-2,640 | Jul. 05, 1816 | N. Rockwell | Mill for grinding, washing, etc, gold and silver ores | |
| NX-2,904 | Jan. 28, 1818 | A.D. Leroy | unknown | |
| NX-3,150 | Dec. 15, 1819 | S. Hawes | Carpenters Square | carpenter squares |
| NX-3,721 | Jul. 01, 1823 | u. unknown | Plow | plows or ploughs |
| NX-3,743 | Aug. 21, 1823 | u. unknown | Furnace | household tools |
| NX-3,744 | Aug. 21, 1823 | u. unknown | Gold Washing | |
| NX-3,745 | Aug. 21, 1823 | u. unknown | Spinning Machine | spinner |
| NX-3,746 | Aug. 29, 1823 | u. unknown | Thresher | threshers or thrashers |
| NX-3,753 | Sep. 19, 1823 | u. unknown | Spinning Machine | spinner |
| NX-3,797 | Dec. 31, 1823 | u. unknown | Chain | |
| NX-3,817 | Feb. 13, 1824 | u. unknown | Washing Machine | washing machines |
| NX-3,818 | Feb. 19, 1824 | u. unknown | Rocking sofa chair | chairs |
| NX-3,819 | Feb. 20, 1824 | B. Fenny | Plough for covering corn, etc. | plows or ploughs |
| NX-3,828 | Mar. 11, 1824 | T. Williams | unknown | |
| NX-3,834 | Mar. 18, 1824 | T.D. Burrall | Machine for cleaning clover seed | |
