| All Patents in class 474 |
Patents 1 -
15
of 580
      |
| Number | Date | Patentee | Title | Type |
| 5,989X | May 22, 1830 | R. Kingsbury | Screw cog for shives of ship blocks | blocks and wedges |
| FX-6,346 | Jan. 21, 1831 | J.W. Dart, W. Webster | Propelling mills | industrial machine pulleys and belt drive mechanisms |
| 8,097X | Mar. 19, 1834 | D. Evans | Band pulley (Hoisting machine) | |
| 8,418X | Sep. 23, 1834 | S. Leonard | Horse power | |
| 8,605X | Jan. 16, 1835 | J.G. Stanley, J.C. Howard | Endless Band for Horse Power | animal powered apparatus |
| 9,661X | May 17, 1836 | S.H. Freeman | Mill wheel | |
| 238 | Jun. 15, 1837 | I. Wilson, F.D. Beckwith | Capstan for ships and other purposes | boats and ships |
| 1,322 | Sep. 14, 1839 | S. King | Machine for sawing and jointing staves | barrel making machines |
| 3,633 | Jun. 15, 1844 | C. Goodyear | Improvement in India-rubber fabrics | making textiles |
| 8,745 | Feb. 17, 1852 | R.W. Parker | Banding pulleys | circular saws |
| 9,845 | Jul. 12, 1853 | S.T. Sanford | Boring-machine | drilling and boring |
| 10,374 | Jan. 03, 1854 | D.H. Chamberlain | Mode of banding pulleys for saws | woodworking power transmission |
| 15,559 | Aug. 19, 1856 | R. Eickemeyer | Improved method of regulating the velocity of feed for sawing-mills | sawmills |
| RE900 | Feb. 14, 1860 | G. Westinghouse, Sr. | Improvement in endless-chain horse-powers | animal powered apparatus |
| 27,846 | Apr. 10, 1860 | H. Underwood | Belting | industrial machine mechanisms |
