Brakes Patents (Class 84/134)
  • Patent number: 6367578
    Abstract: A hearing aid sound seal device for preventing audio feedback. The hearing aid sound seal device includes a support assembly being adapted to be securely and removably disposed about a hearing aid and being adapted to be snugly and removably received in an ear canal of a user's ear to essentially prevent audio feedback.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: April 9, 2002
    Inventor: Howard E. Shoemaker