| Patents Granted on 1866-05-15 |
Patents 1 -
15
of 22
      |
| Number | Date | Patentee | Title | Type |
| RE2,247 | May 15, 1866 | A.A. Wilder | Improvement in machines for sawing and edging clapboards | clapboard machines |
| 54,659 | May 15, 1866 | A. Adams | Corn Sheller | corn shellers |
| 54,660 | May 15, 1866 | I.J. Adams | Water Wheel | water wheels |
| 54,673 | May 15, 1866 | M.M. Bishop | Improvement in sawmills | circular sawmills |
| 54,694 | May 15, 1866 | R. Cox | Pipe Wrench | pipe wrenches |
| 54,701 | May 15, 1866 | E. Doty | Improved plug for washing-machines | washing machines |
| 54,709 | May 15, 1866 | C.P. Frazer, C.C. Hinchman | Improved saw-filing machine | saw sharpening machines |
| 54,731 | May 15, 1866 | L. Huntoon | Compound Steam Engine | steam engines |
| 54,749 | May 15, 1866 | L. Mason | Improvement in tenoning-machines | tenoning machines |
| 54,760 | May 15, 1866 | L.H. Olmsted | Improvement in chucks | drill chucks |
| 54,774 | May 15, 1866 | A.L. Rice | Improvement in mode of attaching circular saws to their arbors | circular saws |
| 54,777 | May 15, 1866 | G.W. Rodebaugh | Improvement in head-blocks for saw-mills | sawmill dogs |
| 54,792 | May 15, 1866 | C.C. Stillman | Water-wheel | water wheels |
| 54,801 | May 15, 1866 | W. Gooding, A.A. Wilder | Improved propeller | |
| 54,805 | May 15, 1866 | S.C. Winslow, S. Winslow | Improvement in floor-clamps | floor clamps |
