Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308967 | Protection ring for limiting the width of cracks in a storage tank wall | Richard A. Vater | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308967 | Protection ring for limiting the width of cracks in a storage tank wall | Richard A. Vater | 1982-01-05 |