Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327534 | Method and apparatus for extending the height of utility poles | Henry Mastalski | 1982-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327534 | Method and apparatus for extending the height of utility poles | Henry Mastalski | 1982-05-04 |