Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323311 | Apparatus and method for detecting holes in sheet material | Robert N. West, Patricia West, Andrew J. Barker | 1982-04-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323311 | Apparatus and method for detecting holes in sheet material | Robert N. West, Patricia West, Andrew J. Barker | 1982-04-06 |