Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D401360 | Gate | David J. Lipniarski | 1998-11-17 |
| D399975 | Staircase | — | 1998-10-20 |
| 5244291 | Means and method of attachment of hollow thin-walled structural members | — | 1993-09-14 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D401360 | Gate | David J. Lipniarski | 1998-11-17 |
| D399975 | Staircase | — | 1998-10-20 |
| 5244291 | Means and method of attachment of hollow thin-walled structural members | — | 1993-09-14 |