Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541497 | Control mechanism for operating a tractor | Craig W. Riediger, Gerald P. Simmons, Anthony J. Knock | 1985-09-17 |
EM
Ervin E. Mangus
Overall (All Time): #4,021,561 of 4,157,543Top 100%
1
Patents All Time