Hans B. Nielsen

📍 Zollikon, CH: #1 of 5 inventorsTop 20%

Overall (1989): #108,033 of 140,708Top 80%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4811917	Tube for yarn bobbins	Eva K. Nielsen	1989-03-14