| Patents Granted on 1957-03-19 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 2,785,471 | Mar. 19, 1957 | W.J. Croshier, E. Aldeborgh | External and Internal Caliper Gage | |
| 2,785,511 | Mar. 19, 1957 | J.C. Wilson | Grinding Machine and Method of Operation | surface grinders |
| 2,785,591 | Mar. 19, 1957 | V.H. Hildebrant | Saw grinding machine | woodworking machine sharpening mechanisms |
| 2,785,710 | Mar. 19, 1957 | J.R. Mowery, Jr. | Automatic brake for power tools | woodworking machine safety guards |
| 2,785,713 | Mar. 19, 1957 | L.R. Wagner | Power operated rotary end-thrust cutter | drill press accessories |
| 2,785,716 | Mar. 19, 1957 | J.B. Lutton | Safety guard for rotary power tool | woodworking machine safety guards |
