| Patents for John Boyle |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 541,262 | Jun. 18, 1895 | J. Boyle | Machine for buffing or shaving hides or skins | leatherworker |
| 605,627 | Jun. 14, 1898 | J. Boyle | Knife-sharpening mechanism for leather-shaving machines | sharpening machines |
| 658,697 | Sep. 25, 1900 | J. Boyle | Apparatus for burning liquid fuel | fuel burners |
| 666,461 | Jan. 22, 1901 | J. Boyle | Leather-working machine | leatherworker |
| 827,904 | Aug. 07, 1906 | J. Boyle | Igniter for explosive-engines | ignition systems |
| 943,233 | Dec. 14, 1909 | J. Boyle | Exhaust-muffler | mufflers |
| 962,535 | Jun. 28, 1910 | J. Sigoloff | Coping or Scroll Saw | coping saws |
