| Patents Granted on 1957-06-?? |
Patents 1 -
15
of 29
      |
| Number | Date | Patentee | Title | Type |
| 2,794,213 | Jun. 04, 1957 | B.H. Davis | Extrusion head assembly | wire insulating machines |
| 2,794,311 | Jun. 04, 1957 | T.J. Dunn | Cutter knife head construction for a mower cutter assembly | lawn mowers |
| 2,794,371 | Jun. 04, 1957 | E.G. Roehm | Spindle Control for Contouring Machines | profiling machines |
| 2,794,459 | Jun. 04, 1957 | W.F. Hosford, C.C. Wieser | Jig saw blower | scrollsaws |
| 2,794,468 | Jun. 04, 1957 | R.W. Huxtable | Woodcutting bit assembly | wood drill bits |
| 2,794,469 | Jun. 04, 1957 | W.H. Shortell | Hole saws | hollow bits |
| 2,794,941 | Jun. 04, 1957 | A. Anderson | Magnetic lifting unit | |
| D180,437 | Jun. 11, 1957 | A.C. Burleigh | Portable rotary surface finishing machine | handheld power sanders |
| 2,795,088 | Jun. 11, 1957 | R. Bernhard, C.J. Schonhoft | Microcentric Grinder | cylindrical grinders |
| 2,795,089 | Jun. 11, 1957 | E.Y. Seborg | Honing machine | honing machines |
| 2,795,146 | Jun. 11, 1957 | U.A. Alfredeen | Reversible Rotary Tool Holder | tool holders |
| 2,795,248 | Jun. 11, 1957 | O. Doerner | Eyeguard for power saw | handheld circular saws |
| 2,795,307 | Jun. 11, 1957 | F.G. Burg | Cyclically operable power transmission mechanism | drill presses |
| 2,795,987 | Jun. 18, 1957 | G.F. Schlote | Spiral-Drive Slidable Jaw Wrench | quick adjust wrenches |
| 2,796,091 | Jun. 18, 1957 | W.H. Odlum, W.F. Hosford | Mounting for an axially movable motor | motor mounts |
