Donald R. Kellerman

📍 O'Fallon, MO: #6 of 22 inventorsTop 30%

🗺 Missouri: #387 of 1,485 inventorsTop 30%

Overall (2002): #227,976 of 266,432Top 90%

Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6442881	Firearm barrel lock	—	2002-09-03