Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041728 | Portable personnel monitor which is collapsible for transporting and storage | Peter J. Spacher, Paul F. Spacher | 1991-08-20 |
| 5034610 | Mobile radiation monitor | Paul F. Spacher, Peter J. Spacher | 1991-07-23 |