GR

Gianmaria Righetti

Overall (All Time): #4,075,032 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4347143 Apparatus and process for purifying polluted water contained in natural or artificial pools by direct injection of oxygen 1982-08-31