Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326200 | Gas detecting and measuring apparatus | — | 1982-04-20 |
| D263166 | Mouthpiece | — | 1982-02-23 |
| 4292853 | Fluid flow measuring apparatus | Garnet M. E. Williams, Stanley P. Hutton | 1981-10-06 |