JM

John Leonard Metcalfe

BC Bromine Compounds: 1 patents #83 of 181Top 50%
LB Lever Brothers: 1 patents #333 of 819Top 45%
Overall (All Time): #2,266,464 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5846914 Process and fluids for the treatment of oil wells Nahum Phillip Finkelstein, Stephen Harry Garnett, Samuel J. Wajc 1998-12-08
4297406 Product for treating fabric Douglas Wraige 1981-10-27