Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340517 | Polymer/bituminous material blends, process for making articles from such blends and articles made by the process | Alan C. G. Aldred | 1982-07-20 |
| 4338150 | Method for making articles by radio frequency welding | — | 1982-07-06 |