Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D277158 | Utility cushion | Charles Baylor, Jr. | 1985-01-15 |
| 4292289 | Process for producing hydrogen fluoride and phosphoric acid | Robert N. Hall | 1981-09-29 |
| 4202867 | Process for manufacture of phosphoric acid and phosphorus pentafluoride | Robert N. Hall | 1980-05-13 |