Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647716 | Article having heat expandable sealing member | Klaus D. Freysing, Richard A. Young | 1987-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647716 | Article having heat expandable sealing member | Klaus D. Freysing, Richard A. Young | 1987-03-03 |