Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539836 | Package leak tester | William H. Graves, Jr. | 1985-09-10 |
| 4495796 | Apparatus and method for measuring permeability of a moving web | William F. Fleming, III | 1985-01-29 |