Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540891 | High current float switch | Robert M. Keener | 1985-09-10 |
| 4482291 | Automatic air inlet damper | Warren H. Delancey, Michael Christoph Haydn | 1984-11-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540891 | High current float switch | Robert M. Keener | 1985-09-10 |
| 4482291 | Automatic air inlet damper | Warren H. Delancey, Michael Christoph Haydn | 1984-11-13 |