Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680867 | Level with dual pointers | Marie C. Hufman | 1987-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680867 | Level with dual pointers | Marie C. Hufman | 1987-07-21 |