KH

Karl H. Hillringhaus

RA Ruhrgas Aktiengesellschaft: 1 patents #24 of 54Top 45%
Overall (All Time): #3,907,190 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4941345 Method and apparatus for the measurement of gas properties Detlef Altemark, Robert L. Hess 1990-07-17