WR

Werner Ratfisch

Overall (All Time): #2,313,397 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4981652 Apparatus for continuously measuring the hydrocarbon concentration in a gas flow — 1991-01-01
4896526 Continuous monitoring of a gas mixture — 1990-01-30