Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088511 | Apparatus for protecting ceiling work area from dispersal of asbestos fibers | — | 1992-02-18 |
| 5024246 | Apparatus for protecting ceiling work area from dispersal of asbestos fibers | — | 1991-06-18 |
| 4911191 | Apparatus for protecting ceiling work area from dispersal of asbestos fibers | — | 1990-03-27 |