WH

Wilfried Hufnagel

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,697,899 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5814181 Device for butt welding pipes of thermoplastic plastic Ulrike Richter 1998-09-29