DG

Donald F. Graveman

📍 Holden, MO: #17 of 50 inventorsTop 35%
🗺 Missouri: #293 of 1,153 inventorsTop 30%
Overall (1997): #158,438 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5628467 Hammermill with intersticed multilength hammers — 1997-05-13