| Patents for Leo O'Donnell |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 764,109 | Jul. 05, 1904 | N.D. Chard | Automatic stop for lathe-carriages | metal lathes |
| 764,609 | Jul. 12, 1904 | W. Lodge | Boring Tool | lathe tools |
| 766,488 | Aug. 02, 1904 | J.H. Blair | Turret Attachment for Lathe Carriages | metal lathe accessories and attachments |
| 767,387 | Aug. 16, 1904 | N.D. Chard | Wheel Rim Finishing Machine | metal lathes |
| 773,196 | Oct. 25, 1904 | N.D. Chard | Diameter Gage for Lathes | metalworking machine mechanisms |
| 780,704 | Jan. 24, 1905 | N.D. Chard | Gearing for Headstocks for Lathes | metalworking machine mechanisms |
| 790,872 | May 23, 1905 | N.D. Chard | Lathe-Apron | metal lathes |
| 818,632 | Apr. 24, 1906 | C.F. Laur | Variable Speed Mechanism | metalworking speed changing mechanisms |
| 890,333 | Jun. 09, 1908 | M. Shipley, N.D. Chard | Variable-speed mechanism | metalworking variable speed mechanisms |
| 890,334 | Jun. 09, 1908 | N.D. Chard, M. Shipley | Variable-speed mechanism | metalworking variable speed mechanisms |
