Helmut Wulff

DG Dynamit Nobel Gmbh: 1 patents #201 of 414Top 50%

📍 Witten, DE: #159 of 328 inventorsTop 50%

Overall (All Time): #4,105,370 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4186227	Coating substances	Hans-Jurgen Hass	1980-01-29