Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648144 | Synthetic slate roofing member | Frank C. Cosmas | 1997-07-15 |
| 5643652 | Composite panel for toilet and shower partitions | Daniel P. Carvin | 1997-07-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648144 | Synthetic slate roofing member | Frank C. Cosmas | 1997-07-15 |
| 5643652 | Composite panel for toilet and shower partitions | Daniel P. Carvin | 1997-07-01 |