Friedhelm Detzner

AM Amazon: 1 patents #8 of 34Top 25%

📍 Duisburg, DE: #10 of 49 inventorsTop 25%

Overall (2003): #227,003 of 273,478Top 85%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6669183	Spring element of elastic material	—	2003-12-30