Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D859128 | Cold room door closer | Brian Grewe | 2019-09-10 |
| 10280669 | Door closer | Brian Grewe | 2019-05-07 |
| 10281189 | Cold room combination vent and light | Raymond J. Hiller, Burl Finkelstein | 2019-05-07 |