Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562331 | Method and tool for expanding a pipe end | Ervin Willy Schramm, Amalia Barragan Gomez, Duane L. Adelman, Randall J. Knapp | 2013-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562331 | Method and tool for expanding a pipe end | Ervin Willy Schramm, Amalia Barragan Gomez, Duane L. Adelman, Randall J. Knapp | 2013-10-22 |