Dennis Arthur Barr

Person

  • Welwyn, EN

Patents Grantslast 30 patents

  • Information Patent Grant

    Aromatic polymers

    • Patent number 4,051,109
    • Issue date Sep 27, 1977
    • Imperial Chemical Industries Limited
    • Dennis Arthur Barr
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...