Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5713663 | Method and apparatus for mixing concrete in a concrete mixing device to a specified slump | Henry Zandberg | 1998-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5713663 | Method and apparatus for mixing concrete in a concrete mixing device to a specified slump | Henry Zandberg | 1998-02-03 |