Frans L. M. Smeets

Person

  • Julianalaan, NL

Patents Grantslast 30 patents

  • Information Patent Grant

    Bleach/builder precursors

    • Patent number 5,069,812
    • Issue date Dec 3, 1991
    • Lever Brothers Company
    • Robert W. R. Humphreys
    • C07 - ORGANIC CHEMISTRY