| Patents for Greenlee Brothers & Co. |
Patents 16 -
30
of 33
      |
| Number | Date | Patentee | Title | Type |
| 377,749 | Feb. 14, 1888 | R.S. Greenlee | Mortising machine | mortising machines |
| 418,978 | Jan. 07, 1890 | R.L. Greenlee, R.S. Greenlee | Mortising-machine | mortising machines |
| 454,730 | Jun. 23, 1891 | R.S. Greenlee, E.G. Strom | Forming and sanding door panels | sanding machines |
| 608,877 | Aug. 09, 1898 | D.J. Lattimore | Abrading-wheel | grinding wheels |
| 992,945 | May 23, 1911 | D.W. Edwards | Mortising-machine | mortising machines |
| 992,946 | May 23, 1911 | D.W. Edwards | Wood-Tap | wood threading machines |
| 1,401,469 | Dec. 27, 1921 | A.H. Hawkinson | Chisel for hollow-chisel mortiser | mortise chisels |
| 1,646,955 | Oct. 25, 1927 | J.H. Mansfield, D.M. Edwards | Machine for perforating wood for preservative treatment | specialty woodworking machines |
| 1,672,652 | Jun. 05, 1928 | J.H. Mansfield | Tie-adzing machine | railroad machines |
| 1,711,275 | Apr. 30, 1929 | J.H. Mansfield, C.A. Wiken | Double-end tenoner | tenoning machines |
| 1,725,515 | Aug. 20, 1929 | E.W. Peterson, A.H. Hawkinson | Method of sharpening hollow or mortiser chisels | sharpening machines |
| 1,727,452 | Sep. 10, 1929 | C.A. Swenson | Expansive bit | adjustable drill bits |
| 1,740,055 | Dec. 17, 1929 | J.H. Abramson | Expansive bit | adjustable drill bits |
| 1,753,103 | Apr. 01, 1930 | J.H. Abramson | Recessing tool | chisels |
| 1,971,289 | Aug. 21, 1934 | E.C. Swanson, J.H. Abramson | Ratcheting Screwdriver | spiral screwdrivers |
