Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303449 | Glass forming compound and brick made therewith | Peter Bartha | 1981-12-01 |
| 4213789 | Glass forming compound and brick made therewith | Peter Bartha | 1980-07-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303449 | Glass forming compound and brick made therewith | Peter Bartha | 1981-12-01 |
| 4213789 | Glass forming compound and brick made therewith | Peter Bartha | 1980-07-22 |