| Patents for R. K. LeBlond Machine Tool Co. |
Patents 1 -
15
of 107
      |
| Number | Date | Patentee | Title | Type |
| 725,100 | Apr. 14, 1903 | W.F. Groene, R.K. Blond | Speed-changing mechanism | metal lathes |
| 727,977 | May 12, 1903 | W.F. Groene, R.K. Blond | Speed-changing box | metal lathes |
| 763,912 | Jun. 28, 1904 | R.K. Blond, W.F. Groene | Feed and Speed Changing Device for Machine Tools | metal lathes |
| 772,894 | Oct. 18, 1904 | W.F. Groene, R.K. Blond | Means for mounting worm-gearing in milling-machines | milling machines |
| 789,860 | May 16, 1905 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 894,508 | Jul. 28, 1908 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 932,791 | Aug. 31, 1909 | R.K. Blond, W.F. Groene | Cutter-grinder | tool grinders |
| 956,643 | May 03, 1910 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 959,520 | May 31, 1910 | W.F. Groene | Combined oil-bush and friction device | metalworking machine clutches |
| 998,088 | Jul. 18, 1911 | W.F. Groene, H.C. Pierle | Hob-grinding attachment | cutter grinding machines |
| 1,152,030 | Aug. 31, 1915 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 1,152,647 | Sep. 07, 1915 | W.F. Groene, R.K. Blond | Milling-machine | milling machines |
| 1,170,830 | Feb. 08, 1916 | W.F. Groene, R.K. Blond | Variable-speed mechanism | milling machines |
| 1,248,317 | Nov. 27, 1917 | W.F. Groene, H.C. Pierle | Machine-tool | metalworking machines |
| 1,288,563 | Dec. 24, 1918 | W.F. Groene | Clutch | metalworking machine clutches |
