Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870970 | Ultrasonic investigation apparatus | Nigel Gray, Simon Knibbs, Robert Crocker | 1989-10-03 |
| 4857349 | Apparatus for rolling circular dough product | — | 1989-08-15 |
| 4806090 | Chapati making machine | — | 1989-02-21 |