Adolf P. E. Volkmann

📍 Portland, OR: #13 of 229 inventorsTop 6%

🗺 Oregon: #46 of 893 inventorsTop 6%

Overall (1989): #31,767 of 140,708Top 25%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4871009	Anti-shift assembly for mold matchboards	—	1989-10-03
4794975	Anti-shift insert structure for matching components	—	1989-01-03