Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111074 | Safety grain bin door latch system | Andrew Joseph Sauerbrei, Bradley Allan Poppen, David Jay Brownmiller, John A. Hanig | 2021-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111074 | Safety grain bin door latch system | Andrew Joseph Sauerbrei, Bradley Allan Poppen, David Jay Brownmiller, John A. Hanig | 2021-09-07 |