Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104089 | Concrete pouring form system for bridge overhang decks | Hal C. Shook, Ray J. Bridges | 1992-04-14 |
| 5083739 | Concrete form support bracket for bridge overhang decks | Hal C. Shook, Ray J. Bridges | 1992-01-28 |
| 4873738 | Apparatus for stripping concrete forms from bridge structures | Hal C. Shook | 1989-10-17 |