Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829727 | Method and apparatus for preparing a frame for installation in a door opening | — | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829727 | Method and apparatus for preparing a frame for installation in a door opening | — | 1989-05-16 |