Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4249414 | Apparatus for testing hardness of wooden poles | — | 1981-02-10 |
LB
Leonard A. Barth
Overall (All Time): #4,083,283 of 4,157,543Top 100%
1
Patents All Time