Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5299812 | Graphite packing | Ronald R. Brestel, Ronnald J. Funk, William C. Scheffert, Wilbur Dean Hutchens, Virgil W. Pepper | 1994-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5299812 | Graphite packing | Ronald R. Brestel, Ronnald J. Funk, William C. Scheffert, Wilbur Dean Hutchens, Virgil W. Pepper | 1994-04-05 |