| All Patents in class 474 |
Patents 16 -
30
of 580
      |
| Number | Date | Patentee | Title | Type |
| RE1,322 | Jul. 01, 1862 | A.W. Gray | Improvement in horse-powers | animal powered apparatus |
| 38,025 | Mar. 31, 1863 | J. Brinkerhoff | Improved Mode of Hanging Balance-Wheels, &c. | industrial machine mechanisms |
| 39,325 | Jul. 21, 1863 | S. Perry | Improvement in horse-powers | animal powered apparatus |
| 44,897 | Nov. 01, 1864 | P.D. Shaw | Improvement in sawmills | circular sawmills |
| 46,890 | Mar. 21, 1865 | D. Eldridge | Improvement in fly-wheels | |
| 52,219 | Jan. 23, 1866 | H.B. Smith | Improvement in tenoning-machines | tenoning machines |
| 60,374 | Dec. 11, 1866 | J.A. Holford | Improvement in sawmills | circular sawmills |
| 61,938 | Feb. 12, 1867 | A. Hitchcock | Machine Gearing | industrial machine gearing |
| 65,304 | May 28, 1867 | L. Tilton | Improvement in device for transmitting motion | woodworking machine mechanisms |
| 68,061 | Aug. 27, 1867 | A.M. Freeland | Improvement in belt-shifting device | metal planers |
| 69,243 | Sep. 24, 1867 | S. Perry | Improvement in chain-wheels for chain horse-power | animal powered apparatus |
| 76,680 | Apr. 14, 1868 | S. Wheeler | Improvement in pulleys and gearing for machinery | industrial machine pulleys and belt drive mechanisms |
| 89,177 | Apr. 20, 1869 | D. Slate | Improved Shipping Apparatus for Metal Planers | metal planers |
| 93,903 | Aug. 17, 1869 | F.A. Pratt | Metal Planing | metal planers |
| 94,860 | Sep. 14, 1869 | E.H. Cutler, R.A. Belden | Planing Metals | metal planers |
