Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697718 | Dimensionally stable thermoplastic tubular articles | Peter E. Butcher, David A. Dick, James W. Nicholas, Melvin E. R. Robinson | 1987-10-06 |
| 4632799 | Methods for forming tubular closed-ended articles of thermoformable polymer material | David A. Dick, Rickworth Folland, Desmond P. Smith | 1986-12-30 |
| 4587075 | Method and apparatus for making dimensionally stable thermoplastic tubular articles | Peter E. Butcher, David A. Dick, James W. Nicholas, Melvin E. R. Robinson | 1986-05-06 |
| 4559197 | Methods and apparatus for flanging tubular polymer articles | David A. Dick | 1985-12-17 |