| Patents for Daniel Harrington |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 6,510X | Apr. 22, 1831 | D. Harrington | Ink holder | household tools |
| 6,514X | Apr. 23, 1831 | D. Harrington | Machine for exercising invalids in their rooms | chairs |
| 7,668X | Jul. 22, 1833 | D. Harrington | Galvanic fluid applied to curing certain diseases | |
| 7,982X | Jan. 27, 1834 | D. Harrington | Galvanic fluid applied to cure diseases | |
| 8,736X | Mar. 31, 1835 | D. Harrington | Galvanic electricity applied to cure diseases | electric batteries |
| 8,750X | Apr. 08, 1835 | D. Harrington | Galvanic electricity applied to surface of the body | |
| 9,455X | Mar. 02, 1836 | D. Harrington | Fire-proof safe | |
