MJ

Marion B. Johnson

📍 Casper, WY: #2 of 15 inventorsTop 15%
🗺 Wyoming: #19 of 106 inventorsTop 20%
Overall (2003): #166,004 of 273,478Top 65%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6502894 Travel trailer Anthony G. Ingram, Terry L. Harkins 2003-01-07