JW

James J. De Witt

Overall (All Time): #2,280,200 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5536288 Intertial filter Petrus M. Ootsthuizen 1996-07-16
5188771 Method and apparatus for treating a gas or liquid 1993-02-23