DM

Douglas Arthur McDonald

📍 Currigee, OH: #1 of 1 inventorsTop 100%
Overall (2025): #401,431 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12420326 Punch and die assembly David Hancock 2025-09-23