Edwin A. Pierrot

📍 Pueblo West, CO: #2 of 4 inventorsTop 50%

🗺 Colorado: #422 of 1,967 inventorsTop 25%

Overall (1997): #156,198 of 185,788Top 85%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5636574	Railroad tie plugging device	—	1997-06-10