| Patents for R. B. Torrey |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 339,274 | Apr. 06, 1886 | S.J. De Lue | Lathe for turning lasts and other articles | cobbler |
| 342,923 | Jun. 01, 1886 | F.B. Munroe | Hose Spanner | firehose and hydrant wrenches |
| 345,630 | Jul. 13, 1886 | J.N. Girard | Combined Tool | combination tools |
| 345,636 | Jul. 13, 1886 | E.G. Blaney, Jr. | Cutter-head | cutterheads |
| 348,149 | Aug. 24, 1886 | W. Bowker | Hoop-sawing machine | hoop making machines |
| 350,768 | Oct. 12, 1886 | W.E. Pettengill | Inside Caliper | measurement gauges |
| 357,584 | Feb. 15, 1887 | W.W. Dudley | Tool for Closing Mainspring Barrels | watchmaker |
| 365,407 | Jun. 28, 1887 | H. Richardson | Machinery for grinding spherical balls | grinders |
| 368,606 | Aug. 23, 1887 | W. Parker | Spindle for forming tubes of veneering | specialty woodworking machines |
| 396,553 | Jan. 22, 1889 | J.L. Fowle | Machinery for grinding metallic bands | tool making machines |
