| Patents for Thomas B. Williams |
Patents 16 -
21
of 21
      |
| Number | Date | Patentee | Title | Type |
| 1,227,499 | May 22, 1917 | T.B. Williams, F.L. Smith | Facing-tool for dressing valve-seats, &c. | automotive tools |
| 1,227,511 | May 22, 1917 | F.L. Smith, T.B. Williams | Facing-tool for dressing valve-seats, &c. | automotive tools |
| 1,227,512 | May 22, 1917 | T.B. Williams, F.L. Smith | Facing-tool for dressing valve-seats, &c. | automotive tools |
| 1,227,513 | May 22, 1917 | T.B. Williams, F.L. Smith | Facing-tool for dressing valve-seats, &c. | automotive tools |
| 1,227,514 | May 22, 1917 | T.B. Williams, F.L. Smith | Rotary cutter | automotive tools |
| 1,227,515 | May 22, 1917 | T.B. Williams, F.A. Dexter, F.L. Smith | Facing-tool for dressing valve-seats, &c. | automotive tools |
