Walterus T. de Haar

Person

  • Weesp, NL

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preparing lactulose

    • Patent number 5,026,430
    • Issue date Jun 25, 1991
    • Duphar International Research B.V.
    • Walterus T. de Haar
    • C07 - ORGANIC CHEMISTRY