| Patents for Barnes Drill Co. |
Patents 106 -
120
of 144
      |
| Number | Date | Patentee | Title | Type |
| 3,132,451 | May 12, 1964 | J.A. Kile | Abrading machine | |
| 3,154,893 | Nov. 03, 1964 | K.H. Casson, D.K. Greenberg | Honing element | honing machines |
| 3,206,030 | Sep. 14, 1965 | M.R. Estabrook | Vacuum filter | |
| 3,232,008 | Feb. 01, 1966 | M.R. Estabrook | Automatic honing machine | honing machines |
| 3,237,350 | Mar. 01, 1966 | M.R. Estabrook | Automatic honing method | honing machines |
| 3,286,409 | Nov. 22, 1966 | D.K. Greenberg | Honing machine | honing machines |
| 3,305,094 | Feb. 21, 1967 | K.H. Casson | Vacuum filter | |
| 3,314,474 | Apr. 18, 1967 | M.R. Estabrook | Liquid heat exchanger | |
| 3,332,553 | Jul. 25, 1967 | K.H. Casson | Vacuum filter | |
| 3,341,021 | Sep. 12, 1967 | K.H. Casson | Magnetic separator | separators |
| 3,352,067 | Nov. 14, 1967 | M.R. Estabrook | Automatic sizing device for a honing machine | honing machines |
| 3,363,366 | Jan. 16, 1968 | M.R. Estabrook | Abrading machine | |
| 3,369,327 | Feb. 20, 1968 | M.R. Estabrook | Honing machine with stroke length control | honing machines |
| 3,369,330 | Feb. 20, 1968 | M.R. Estabrook, D.K. Greenberg | Automatic abrading machine | |
| 3,403,478 | Oct. 01, 1968 | M.R. Estabrook | Automatic feed control for abrading machine | |
