| Patents for Fredk. Haynes |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 109,747 | Nov. 29, 1870 | J.W. Mahlon | Pipe Vise | pipe and chain vises |
| 261,758 | Jul. 25, 1882 | W. Pirsson | Improvement in Ratchet Drills and Wrenches | ratchet wrenches |
| 364,765 | Jun. 14, 1887 | R.B. Marks | Improvements in Screw-Wrenches | screw adjust wrenches |
| 406,177 | Jul. 02, 1889 | N.S. Kellogg, M.W. Morehouse | Pipe Wrench | chain and strap wrenches |
| 490,402 | Jan. 24, 1893 | A.B. Schofield | Tack or nail puller | nail extractors |
| 506,832 | Oct. 17, 1893 | A.E. Schofield | Wrench | hammers |
| 525,575 | Sep. 04, 1894 | A. Assorati | Wrench | quick adjust wrenches |
| 608,358 | Aug. 02, 1898 | A. Assorati | Wrench | quick adjust wrenches |
