Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4896458 | Door system with interlocking panels | H. Smith McKann | 1990-01-30 |
| 4819383 | Door system with interlocking panels | H. Smith McKann | 1989-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4896458 | Door system with interlocking panels | H. Smith McKann | 1990-01-30 |
| 4819383 | Door system with interlocking panels | H. Smith McKann | 1989-04-11 |