JR

Judith Robinson

JL Johnson Matthey Public Limited: 1 patents #446 of 922Top 50%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4804275 Indicator device for indicating the time integral of a monitored parameter Karam Singh Kang, Stephen Munn, Eamonn Maher 1989-02-14