| Patents for Percy Leon Billingsley |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 955,749 | Apr. 19, 1910 | P.L. Billingsley | Dado machine | dado machines |
| 1,449,083 | Mar. 20, 1923 | P.L. Billingsley | Mortising device | mortising machines |
| 1,449,084 | Mar. 20, 1923 | P.L. Billingsley | Mortising device | mortising machines |
| 1,529,294 | Mar. 10, 1925 | P.L. Billingsley | Sawing device | combination machines |
| 1,530,028 | Mar. 17, 1925 | P.L. Billingsley | Planer | handheld power planers |
| 1,666,987 | Apr. 24, 1928 | P.L. Billingsley | Saw tooth | saw teeth |
| RE17,087 | Sep. 18, 1928 | P.L. Billingsley | Sawing device | combination machines |
