Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336077 | Method of cryogenically hardening an insert in an article | J. Michael Leach | 1982-06-22 |
WH
Walter L. Harvey
Overall (All Time): #4,071,734 of 4,157,543Top 100%
1
Patents All Time