DP

David A. Pitzen

📍 Cedar Rapids, IA: #9 of 42 inventorsTop 25%
🗺 Iowa: #47 of 364 inventorsTop 15%
Overall (1982): #70,181 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4360985 Firearms magazine speed release latch — 1982-11-30