WO

Walter Oettli

📍 Walchwil, CH: #13 of 20 inventorsTop 65%
Overall (All Time): #4,094,127 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4281465 Method and apparatus for the recovering of solvents in dry cleaning units Martin Zimmermann 1981-08-04