Patents by Inventor Delbert J. Weaver

Delbert J. Weaver 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).

  • Audio adapter for sewing machine
    Patent number: 4541805
    Abstract: An audio adapter for an electric or electronic sewing machine is disclosed. The adapter may have a holder sized to accept a typical DC powered microcassette tape player, an AC-DC power converter and leads for attachment to the on-off switch of the sewing machine and to the microcassette player.
    Type: Grant
    Filed: April 26, 1984
    Date of Patent: September 17, 1985
    Inventors: Delbert J. Weaver, Kevin D. Weaver