Mark Hawthorne

📍 Flagstaff, AZ: #3 of 17 inventorsTop 20%

🗺 Arizona: #166 of 945 inventorsTop 20%

Overall (1989): #81,300 of 140,708Top 60%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4807565	Gravity filter system aquarium	—	1989-02-28