Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4188814 | Self cleaning animal floor assembly and method of fabricating same | Lewis D. Comstock, David J. Richards, Donald L. Brackett | 1980-02-19 |
| 4182271 | Self cleaning animal floor assembly | Lewis D. Comstock, David J. Richards, Donald L. Brackett | 1980-01-08 |