Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10577811 | Prefill tool for finishing wallboard joints | Robert H. Negri, Elliott St. James, Bernie St. James, David J. Pekarcik, Jeffrey Samuel Zunk +2 more | 2020-03-03 |
| 10569292 | Automatic dispensing device for wallboard joint taping | Robert H. Negri, Bernie St. James, Elliot St. James | 2020-02-25 |