JP

John J. Parmenter

VL Vg Instruments Group Limited: 1 patents #16 of 61Top 30%
Overall (All Time): #3,879,283 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5026454 Vacuum evaporation and deposition Robert B. Phillips, Paul R. Stonestreet 1991-06-25