JG

Josef Grabmayr

📍 Eichstätt, DE: #32 of 46 inventorsTop 70%
Overall (All Time): #3,601,543 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6325630 Foreign language learning device and method — 2001-12-04