| Patents for Louis Thiel |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 840,669 | Jan. 08, 1907 | L. Thiel | Variable Speed Mechanism | metalworking speed changing mechanisms |
| 840,670 | Jan. 08, 1907 | L. Thiel | Variable Speed Mechanism | metalworking variable speed mechanisms |
| 840,671 | Jan. 08, 1907 | L. Thiel | Variable Speed Mechanism | metalworking variable speed mechanisms |
| 864,873 | Sep. 03, 1907 | L. Thiel | Dividing-Head | indexers and dividers |
| 1,231,880 | Jul. 03, 1917 | N.W. Hagen, L. Thiel | Gearing | industrial machine gearing |
| 1,614,049 | Jan. 11, 1927 | L. Thiel | Lathe | metal lathes |
