Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293243 | Mine roof bolt assembly guard | Basil E. Rogers, Joseph V. Cox, Roy R. Rogers | 1981-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293243 | Mine roof bolt assembly guard | Basil E. Rogers, Joseph V. Cox, Roy R. Rogers | 1981-10-06 |