| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George H. Perkins | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 32,265 | May 07, 1861 | A. Morse | Extension-platform | elevators and lifts | |
| 148,748 | Mar. 17, 1874 | G.H. Perkins | Machine for Stamping and Bending Sheet Metal | stamping presses | |
| 185,777 | Dec. 26, 1876 | G.H. Perkins | Improvement in machines for nailing boxes | box making machines | |
| 243,611 | Jun. 28, 1881 | G.H. Perkins | Nailing-machine | nailing machines | |