| Patents for D. W. Lee |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| RE11,733 | Apr. 11, 1899 | L.L. Filstrup | Saw-sharpening machine | saw sharpening machines |
| 654,829 | Jul. 31, 1900 | L.L. Filstrup | Saw-sharpening machine | saw sharpening machines |
| 654,843 | Jul. 31, 1900 | H.P. Schofield | Saw support and guide | saw sharpening machines |
| 654,844 | Jul. 31, 1900 | H.P. Schofield | Saw-sharpening machine | saw sharpening machines |
| 654,845 | Jul. 31, 1900 | H.P. Schofield | Saw-support | saw sharpening machines |
| 667,924 | Feb. 12, 1901 | H.P. Schofield, L.L. Filstrup | Saw-sharpening machine | saw sharpening machines |
| 669,251 | Mar. 05, 1901 | L.L. Filstrup, H.P. Schofield | Saw-sharpening machine | saw sharpening machines |
| 727,466 | May 05, 1903 | E.J. Sederholm | Governor | steam engine governors |
