Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4642856 | Clamp assembly for inflatable membrane concrete form | — | 1987-02-17 |
| 4629592 | Method and apparatus utilizing inflatable membrane form for construction of concrete shell building | Phillip J. Vittore | 1986-12-16 |