CH

Clarence A. Hoffman

ZI Zimpro: 1 patents #4 of 15Top 30%
Overall (All Time): #4,005,882 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4626354 Method for anaerobic treatment of high strength liquors William M. Copa, Michael Mayer 1986-12-02