| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1957-02-19 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,781,616 | Feb. 19, 1957 | M.R. Estabrook | Honing machine | honing machines | |
| 2,781,684 | Feb. 19, 1957 | W.V. Sturm, C.E. Greene | Dual Automatic Cycle Machine | automatic lathes | |
| 2,781,941 | Feb. 19, 1957 | G.W. Lindsay | Vertical vent fitting | locomotive diesel fuel apparatus | |