| Patents for American Watch Tool Co. |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 171,082 | Dec. 14, 1875 | G.F. Ballou | Chuck and Centerer | metal lathe chucks |
| 243,467 | Jun. 28, 1881 | S.I. Snyder | Chuck for holding watch-bezels | watchmaker |
| 250,992 | Dec. 13, 1881 | S.I. Snyder | Chuck for watch-makers | watchmaker |
| 412,439 | Oct. 08, 1889 | A. Webster | Tail-stock spindle for lathes | watchmakers lathes |
| 417,615 | Dec. 17, 1889 | A. Webster | Machine for Grinding Lathe Beds | surface grinders |
| 936,422 | Oct. 12, 1909 | F.W. Derbyshire | Tool Rest for Watchmakers' Lathe | watchmakers lathes |
| 1,001,121 | Aug. 22, 1911 | G.W. Bowers | Test-Indicator | measurement gauges |
| 1,059,731 | Apr. 22, 1913 | L.A. Holman | Tool Rest for Watchmakers' Lathes | watchmakers lathes |
