AS

Adolf Sperka

NA Niro-Plan Ag: 1 patents #13 of 45Top 30%
Overall (All Time): #3,923,172 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4813087 Kitchen sink unit with refuse disposal opening Wolfgang Kemmerling 1989-03-21