Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5782690 | Curtain fire damper | Bradley Kent Gustafson, Robert Hörr, David J. Miller, Conrad Wexelblatt | 1998-07-21 |
| 4590094 | Inverted apply using bubble dispense | — | 1986-05-20 |