| Patents for Joseph Gilbert McDonough |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 1,288,083 | Dec. 17, 1918 | J.G. McDonough | Lumber-marking device | sawmill accessories |
| 1,340,966 | May 25, 1920 | J.G. McDonough | Lumber-marking machine | sawmill accessories |
| 1,340,967 | May 25, 1920 | J.G. McDonough | Lumber branding and rebranding machine for planing-mills and roller-beds | wood planer accessories |
| 1,367,066 | Feb. 01, 1921 | J.G. McDonough | Lumber marker and grader | sawmill accessories |
| 1,383,552 | Jul. 05, 1921 | J.G. McDonough | Machine for trade-marking or branding lumber or timber | sawmill accessories |
