Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925491 | Solutions and creams for silver plating and polishing | Lawrence M. Perovetz, Terence Pickthall, executor | 1990-05-15 |
| 4832743 | Gold plating solutions, creams and baths | Lawrence M. Perovetz, by Terence Pickthall, executor | 1989-05-23 |
| 4798626 | Solutions and creams for silver plating and polishing | Lawrence M. Perovetz, by Terence Pickthall, executor | 1989-01-17 |