Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836291 | Portable sprinkler and process for fighting fires in oil refineries and the like | David W. Owens | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836291 | Portable sprinkler and process for fighting fires in oil refineries and the like | David W. Owens | 1989-06-06 |