Isaac P. Espy

📍 Tuscaloosa, AL: #154 of 277 inventorsTop 60%

🗺 Alabama: #5,342 of 10,951 inventorsTop 50%

Overall (All Time): #3,901,601 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4920814	Apparatus for operating a shaft	—	1990-05-01