Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340407 | Method of forming cavitated objects of controlled dimension | Paul R. Anderson | 1982-07-20 |
| 4336338 | Hollow microspheres of silica glass and method of manufacture | Raymond L. Downs | 1982-06-22 |