Patents Assigned to William H. Young
  • Pigeon barrier
    Patent number: 4937988
    Abstract: A barrier for preventing pigeons from landing on a balcony rail comprising a pair of support brackets adapted for flush mounting to opposite ends of the balcony rail, and a plurality of monofilament wires secured between the pair of support brackets.
    Type: Grant
    Filed: August 17, 1989
    Date of Patent: July 3, 1990
    Assignees: William H. Young, Vaughn W. Boyt
    Inventor: Edouard A. Gratton