BL

Barry John Langham

JL John Wyeth & Brother Limited: 1 patents #9 of 15Top 60%
Overall (1997): #173,805 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5681839 Nitrogen heterocycles Roger Crossley, Albert Opalko 1997-10-28