Hans O. Jahns

Person

  • Houston, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Icebreaking apparatus

    • Patent number 4,208,977
    • Issue date Jun 24, 1980
    • Exxon Production Research Company
    • Hans O. Jahns
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT