Patents by Inventor Delwin D. Fandrich

Delwin D. Fandrich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Sound board assembly comprising a cut-off bar having an acoustically free end
    Patent number: 5320018
    Abstract: The sound board assembly is made up of a sound board, a plurality of ribs attached to one face of the sound board, two bridges attached to the other face of the sound board, a sound board liner and two cut-off bars. One cut-off bar is attached to the sound board and at each of its ends to the liner. The other is attached to the sound board and at one of its ends to the liner. The end attached to the liner is attached near an end of the rib near the end of the treble bridge which supports the highest treble string. The acoustically free end is positioned near the end of the bass bridge which supports the highest bass string.
    Type: Grant
    Filed: January 12, 1993
    Date of Patent: June 14, 1994
    Inventor: Delwin D. Fandrich