| Patents for Barnes Drill Co. |
Patents 76 -
90
of 144
      |
| Number | Date | Patentee | Title | Type |
| 2,541,202 | Feb. 13, 1951 | H.J. Caldwell | Apparatus for removing entrained particles from liquid coolant | |
| 2,564,593 | Aug. 14, 1951 | H.J. Caldwell | Magnetic separator | |
| 2,564,613 | Aug. 14, 1951 | W.M. Fairbairn, E.Y. Seborg | Indexing mechanism | |
| 2,573,368 | Oct. 30, 1951 | E.Y. Seborg | Reciprocatory drive for machine tools | |
| 2,587,352 | Feb. 26, 1952 | S.F. Manning | Thread-cutting machine having rapid traverse plus positive controlled feed | |
| 2,617,309 | Nov. 11, 1952 | W.G. Tyson, K.H. Casson | Variable-speed friction drive | |
| 2,642,994 | Jun. 23, 1953 | K.H. Casson | Apparatus for handling magnetic material | |
| 2,667,016 | Jan. 26, 1954 | E.Y. Seborg | Control mechanism for honing machines | honing machines |
| 2,671,292 | Mar. 09, 1954 | E.Y. Seborg, H.J. Caldwell | Control Mechanism for Honing Machines | machine tool controls |
| 2,720,974 | Oct. 18, 1955 | L.L. Fowler | Combined separator and filter | separators |
| 2,757,488 | Aug. 07, 1956 | D.K. Greenberg | Multiple spindle honing machine | honing machines |
| 2,777,257 | Jan. 15, 1957 | A.M. Johnson | Hone with pressure actuated gage | honing machines |
| 2,777,321 | Jan. 15, 1957 | R.P. Price | Fluid jet size measuring device | |
| 2,780,893 | Feb. 12, 1957 | E.Y. Seborg, D.K. Greenberg | Honing machine | honing machines |
| 2,781,616 | Feb. 19, 1957 | M.R. Estabrook | Honing machine | honing machines |
