Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D353439 | Fish pond filter | Donald F. Smith | 1994-12-13 |
| 5328600 | Cooling tower strainer tank and screen | Robert E. Cates, Edward N. Schinner, Katherine K. Flamm, Vladimir Kaplan | 1994-07-12 |