WL

William K. H. Lakin

ML Manchem Limited: 1 patents #4 of 10Top 40%
Overall (All Time): #3,899,098 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4911988 Preservative elements containing organic boron compounds and their use Raymond C. Cass 1990-03-27