Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870028 | Sprinkler system with a pre-action sprinkler head | David Ryan Groen | 2020-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870028 | Sprinkler system with a pre-action sprinkler head | David Ryan Groen | 2020-12-22 |