| Patents for Hammond Machinery Builders, Inc. |
Patents 46 -
60
of 74
      |
| Number | Date | Patentee | Title | Type |
| 2,971,296 | Feb. 14, 1961 | R.M. Bell, M.M. Bass | Grinder with oscillating head | |
| 2,988,857 | Jun. 20, 1961 | M.M. Bass, R.M. Bell | Grinding machine | |
| 2,988,858 | Jun. 20, 1961 | R.M. Bell, M.M. Bass | Grinding machine | |
| 2,988,862 | Jun. 20, 1961 | E.C. Krueger | Opposed table | |
| 3,012,380 | Dec. 12, 1961 | R.M. Bell, M.M. Bass | Table extension for a grinding machine | |
| 3,024,073 | Mar. 06, 1962 | E.C. Krueger | Bearing structure and support for reciprocable member | |
| 3,029,563 | Apr. 17, 1962 | R.M. Bell, M.M. Bass | Guard for grinding wheel | |
| 3,032,940 | May 08, 1962 | D.E. Sutton | Mechanical device | |
| 3,099,849 | Aug. 06, 1963 | R.M. Bell, I. Jepson | Polishing and buffing apparatus | |
| 3,114,223 | Dec. 17, 1963 | L.C. Hammond | Table support structure | |
| 3,153,306 | Oct. 20, 1964 | P.J. Robischung | Belt abrader | |
| 3,171,168 | Mar. 02, 1965 | J.L. Santee, D.E. Sutton | Cooling device for stereotype molds | |
| 3,181,283 | May 04, 1965 | P.B. Tuttle | Means for cutting chip breaker grooves | |
| 3,183,629 | May 18, 1965 | R.V. Meulen | Splash curtain for belt grinder | |
| 3,209,495 | Oct. 05, 1965 | P.J. Robischung | Belt abrader | |
