Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378254 | Non-leaking window frame structure | — | 2002-04-30 |
| 6357186 | Self-venting window frame | — | 2002-03-19 |
| 5423627 | Light weight vault lid | Evan W. Abercrombie | 1995-06-13 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378254 | Non-leaking window frame structure | — | 2002-04-30 |
| 6357186 | Self-venting window frame | — | 2002-03-19 |
| 5423627 | Light weight vault lid | Evan W. Abercrombie | 1995-06-13 |