Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330940 | Fiberizable zinc-phosphate glass compositions | Bruce Gardiner Aitken, George Halsey Beall | 1994-07-19 |
| 5328613 | Polymer membranes for separation processes | George Halsey Beall, Kishor Purushottam Gadkaree, Thomas P. Grandi | 1994-07-12 |