Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664722 | Method for protecting from hardening a selected region of a steel structure | Douglas L. Clinkscales, Carl S. Wheeler | 1987-05-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664722 | Method for protecting from hardening a selected region of a steel structure | Douglas L. Clinkscales, Carl S. Wheeler | 1987-05-12 |