Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4683028 | Moulding | Martin Waller, Geoffrey Farrell, by Margaret Mason, executor, by Geoffrey A. Shindler, executor | 1987-07-28 |
| 4502608 | Disposable lid for drinking cups | — | 1985-03-05 |