| Patents for R. K. LeBlond Machine Tool Co. |
Patents 91 -
105
of 107
      |
| Number | Date | Patentee | Title | Type |
| 2,580,307 | Dec. 25, 1951 | R.K. Blond, H.C. Kemper | Milling machine feed drive transmission | milling machines |
| 2,587,542 | Feb. 26, 1952 | H.J. Siekmann, G.J. Kasselmann | Duplicator attachment for lathes | metal lathe accessories and attachments |
| 2,591,268 | Apr. 01, 1952 | R.K. Blond, H.C. Kemper | Milling machine transmission control mechanism | milling machines |
| 2,660,932 | Dec. 01, 1953 | H.C. Kemper, N.D. Cooper | Automatic cycle machine tool | milling machines |
| 2,849,206 | Aug. 26, 1958 | A.P. Waterson | Hydraulic tracer control valve | machine tool controls |
| 2,861,471 | Nov. 25, 1958 | M. Kronenberg | Balancing device | metal lathe accessories and attachments |
| 2,891,424 | Jun. 23, 1959 | R.L. Carlstedt | Depth gage for boring machines | boring and turning machines |
| 2,903,916 | Sep. 15, 1959 | C.R. Leonard | Apparatus for preventing vibration of boring bars | boring and turning machines |
| 2,903,917 | Sep. 15, 1959 | R.L. Carlstedt | Steady rest structure | boring and turning machines |
| 2,938,410 | May 31, 1960 | C.R. Leonard | Seal arrangement | boring and turning machines |
| 2,953,951 | Sep. 27, 1960 | R.L. Carlstedt | Boring tool | boring and turning machines |
| 2,969,698 | Jan. 31, 1961 | R.L. Carlstedt | Control system for a boring machine | boring and turning machines |
| 3,075,503 | Jan. 29, 1963 | W.A. Kimsey | Hydraulic screw feed mechanism | boring and turning machines |
| 3,098,906 | Jul. 23, 1963 | O. Hermann | Zero speed switch | electric switches |
| 3,429,123 | Feb. 25, 1969 | R.K. Burroughs | Speed control system | hydraulic apparatus |
