HH

Helmut Hartung

📍 Cognac, FR: #23 of 60 inventorsTop 40%
Overall (All Time): #4,096,315 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4288268 Method of producing a protective helmet — 1981-09-08