Walter L. Koughan

Person

  • Woodinville, WA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Shock-absorbing line device

    • Patent number 4,192,493
    • Issue date Mar 11, 1980
    • Walter L. Koughan
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT