JM

Johann H. Metternich

Xerox: 1 patents #5,237 of 8,622Top 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4981362 Particle concentration measuring method and device Joannes N. M. deJong, Gerald A. Domoto, John J. Ricciardelli, Gerhard H. Bay 1991-01-01