ZW

Zygmunt Wirpsza

Overall (All Time): #4,043,781 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4481346 Method of producing polymers of the polyurethane type Krzysztof E. Kowalski 1984-11-06