Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742655 | Device in concrete structures | — | 1988-05-10 |
| 4666388 | Collapsible form and device for removing form from cast concrete | Gunnar Hornberg | 1987-05-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742655 | Device in concrete structures | — | 1988-05-10 |
| 4666388 | Collapsible form and device for removing form from cast concrete | Gunnar Hornberg | 1987-05-19 |