Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313578 | Roller member for use in an apparatus for closing Pittsburgh Seams associated with duct assemblies and other box-shaped members | Bert Michael Fischer | 2022-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313578 | Roller member for use in an apparatus for closing Pittsburgh Seams associated with duct assemblies and other box-shaped members | Bert Michael Fischer | 2022-04-26 |