Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442239 | Telephone line longitudinal balance tester and method | George Alter, Lawrence O. Hilligoss | 2002-08-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442239 | Telephone line longitudinal balance tester and method | George Alter, Lawrence O. Hilligoss | 2002-08-27 |