| Patents for J. E. Hansen |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 957,757 | May 10, 1910 | J.C. Fitzgerald | Elevated track | material handling |
| 961,433 | Jun. 14, 1910 | J.C. Fitzgerald | Overhead switch | material handling |
| 967,869 | Aug. 16, 1910 | J.C. Fitzgerald | Overhead switch | material handling |
| 970,031 | Sep. 13, 1910 | J.C. Fitzgerald | Stop and rebounder for elevated carriers | material handling |
| 970,032 | Sep. 13, 1910 | J.C. Fitzgerald | Elevated-track system for overhead carriers | material handling |
| 985,577 | Feb. 28, 1911 | J.C. Fitzgerald | Elevated carrier | material handling |
