Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358246 | Noise reduction means for prop-fan and the construction thereof | Donald Hanson | 1982-11-09 |
FM
Frederick B. Metzger
Overall (1982): #65,085 of 81,411Top 80%
1
Patents 1982