| Patents for Sylvester G. Mason |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
 | 52,431 | Feb. 06, 1866 | S.G. Mason, C.B. Gill | Improvement in pumps |
 | 57,531 | Aug. 28, 1866 | S.G. Mason | Improvement in pump-pistons |
 | 89,060 | Apr. 20, 1869 | S.G. Mason | Improvement in pump-piston |
 | 104,613 | Jun. 21, 1870 | S.G. Mason | Improvement in saw-hangings |
 | 114,835 | May 16, 1871 | S.G. Mason | Improvement in scroll-sawing machines |
| | 195,145 | Sep. 11, 1877 | S.G. Mason | Improvement in vehicle-hubs |
 | 216,049 | Jun. 03, 1879 | S.G. Mason | Improvement in apparatus for sawing & tenoning spokes |
| | 238,299 | Mar. 01, 1881 | S.G. Mason | Wagon-axle |
