Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312674 | Composition and method of producing insoluble mag-oxy cements | Joseph P. Stalego | 1982-01-26 |
| 4238176 | Apparatus for producing sheet resinous materials | Walter D. Cottrell, Jr. | 1980-12-09 |
| 4182701 | Method of making molding compounds and products produced thereby | Walter D. Cottrell, Jr. | 1980-01-08 |