DA

David John Ackland

📍 Maple Grove, MN: #6 of 28 inventorsTop 25%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #124,127 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4823792 Gripping device and locking mechanism for use therewith David H. Dulebohn 1989-04-25