Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885031 | Fine grain tungsten heavy alloys containing additives | James A. Mullendore | 1989-12-05 |
| 4836108 | Material for multiple component penetrators and penetrators employing same | Andrew J. Kegel, James S. Smith, Russell H. Rhodes, James A. Mullendore | 1989-06-06 |
| 4832907 | Process for producing tungsten heavy alloy sheet | Walter A. Johnson, Preston B. Kemp, Jr. | 1989-05-23 |