Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676540 | Flue walls using interlocking bricks | Dennis J. Haines, Robert F. Corcoran, Jr., R. Kelly McClara, Timothy W. Kempf | 1997-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676540 | Flue walls using interlocking bricks | Dennis J. Haines, Robert F. Corcoran, Jr., R. Kelly McClara, Timothy W. Kempf | 1997-10-14 |