| Patents for R. K. LeBlond Machine Tool Co. |
Patents 76 -
90
of 107
      |
| Number | Date | Patentee | Title | Type |
| 2,325,849 | Aug. 03, 1943 | W.F. Groene, H.J. Siekmann | Steady rest for lathes | metal lathe accessories and attachments |
| 2,326,638 | Aug. 10, 1943 | W.F. Groene, H.J. Siekmann | Machine tool coolant system | gunsmith |
| 2,369,280 | Feb. 13, 1945 | C.M. Carr | Chuck handling device | metal lathe accessories and attachments |
| 2,389,627 | Nov. 27, 1945 | R.K. Blond, H.C. Kemper | Milling machine drive mechanism | milling machines |
| 2,421,147 | May 27, 1947 | W.F. Groene | Orbital lathe feed mechanism | crankshaft lathes |
| 2,459,416 | Jan. 18, 1949 | A.H. Davis | Adapter for boring bars | boring bars |
| 2,461,734 | Feb. 15, 1949 | A.L. Hartley, A.H. Davis | Flame hardening apparatus | flame hardening machines |
| 2,471,162 | May 24, 1949 | W.R. Meyer, H.J. Siekmann | Crankshaft chuck | crankshaft lathes |
| 2,490,117 | Dec. 06, 1949 | A.H. Davis | Adjustable boring bar | boring bars |
| 2,500,989 | Mar. 21, 1950 | W.D. Whalen, A.H. Davis, A.L. Hartley | Metallurgical apparatus | flame hardening machines |
| 2,516,495 | Jul. 25, 1950 | A.P. Waterson | Hydraulic tool control unit | metal lathe accessories and attachments |
| 2,525,127 | Oct. 10, 1950 | W.F. Groene, H.J. Siekmann, W.R. Meyer | Hydraulic feed and control mechanism | crankshaft lathes |
| 2,553,966 | May 22, 1951 | W.L. Groene | Method of broaching rotating work | broaching machines |
| 2,561,712 | Jul. 24, 1951 | G.J. Kasselmann, H.J. Siekmann | Adjustable pulley v-belt transmission | metalworking machine mechanisms |
| 2,570,964 | Oct. 09, 1951 | W.R. Meyer | Crankshaft chuck | crankshaft lathes |
