| Patents for Henry W. Williams |
Patents 16 -
30
of 30
      |
| Number | Date | Patentee | Title | Type |
| 287,271 | Oct. 23, 1883 | P.A. Gladwin | Bench Vise | bench vises |
| 297,979 | May 06, 1884 | R. Folger | Dividers | dividers |
| 305,767 | Sep. 30, 1884 | D. True | Carriage-Wrench | axle nut wrenches |
| 370,048 | Sep. 20, 1887 | H.W. De Courtenay | Combination Wrench | bicycle or pocket wrenches |
| 418,608 | Dec. 31, 1889 | C.H. Fowler | Speed Indicator | measurement gauges |
| 456,983 | Aug. 04, 1891 | L.O. Crocker | Punch | ticket |
| 458,359 | Aug. 25, 1891 | J.A. Lonie, W.A. Cropper | Drill Gage | drill accessories |
| 504,000 | Aug. 29, 1893 | M.M. Aust, C.P. Thiel | Machine for Grinding Thread Cutting Tools | tool grinders |
| 508,732 | Nov. 14, 1893 | V.W. Mason, Jr. | Vise for Milling Machines or Planers | metalworking machine vises |
| 538,323 | Apr. 30, 1895 | C.D. Cutts | Bit-brace and hand drill | braces |
| 570,197 | Oct. 27, 1896 | W.W. Black | Boring-machine | drilling and boring |
| 577,868 | Mar. 02, 1897 | T.H. Lewis | Machine for cutting mortises for hinges in doors and door-jambs | mortising machines |
| 651,220 | Jun. 05, 1900 | A.W. Warnock | Pipe Wrench | chain and strap wrenches |
| 715,582 | Dec. 09, 1902 | H.D. Waterhouse, F.B. Jacobs | Test Indicator | test indicators |
| 850,254 | Apr. 16, 1907 | E.J. Robbins | Pipe Wrench | pipe wrenches |
