Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711013 | Method for removing injectable material from a packing cylinder | Daniel E. Hannah, Eugene W. Miliczky, Clifford F. Bea | 1987-12-08 |
| 4225143 | Guided expansion joint | — | 1980-09-30 |