Doug Holley

📍 North Bennington, VT: #4 of 6 inventorsTop 70%

🗺 Vermont: #3,027 of 4,968 inventorsTop 65%

Overall (All Time): #3,664,641 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5971674	Deep hole drill bit	—	1999-10-26