| Patents Granted on 1927-12-20 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| RE16,820 | Dec. 20, 1927 | E.O. Estwing | Hatchet | axes |
| 1,653,030 | Dec. 20, 1927 | E.W. Zeh | Adjustable guideway | metalworking presses |
| 1,653,048 | Dec. 20, 1927 | C.H. Kelly | Planer cutter gauge and scale layout | cutterhead machine accessories |
| 1,653,326 | Dec. 20, 1927 | S.J. Welter | Chain Pipe Vise | pipe and chain vises |
| 1,653,350 | Dec. 20, 1927 | W. Ernst | High Speed Hydraulic Press | hydraulic presses |
| 1,653,490 | Dec. 20, 1927 | W.B. Ballou, H.M. Ballou | Bottle closure | combination cork extractors |
| 1,653,576 | Dec. 20, 1927 | D.C. Klausmeyer | Lubricating System for Drill Heads | metalworking machine lubrication |
