Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857896 | Polyphase circuit fuse condition indicating device | — | 1989-08-15 |
| 4845474 | Smoke and fire detector | Prentice G. Moore | 1989-07-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857896 | Polyphase circuit fuse condition indicating device | — | 1989-08-15 |
| 4845474 | Smoke and fire detector | Prentice G. Moore | 1989-07-04 |