Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4206450 | Fire and intrusion security system | Phillip L. Harden, John L. Schnieders, John E. Weber | 1980-06-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4206450 | Fire and intrusion security system | Phillip L. Harden, John L. Schnieders, John E. Weber | 1980-06-03 |