John R. Rogerson

📍 Saint Andrews, CA: #6 of 7 inventorsTop 90%

Overall (All Time): #4,082,332 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4246739	Fish sizing device	—	1981-01-27