Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4999965 | Spacer for double cage reinforcement wire mesh for concrete products | Jon A. Schmidgall | 1991-03-19 |
| 4989388 | Spacer for spacing reinforcing mesh wire from the form in the manufacture of concrete pipe and the like | Jon A. Schmidgall | 1991-02-05 |