Patents by Inventor Edward L. Sechrist

Edward L. Sechrist 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 reproduction system
    Patent number: 4334593
    Abstract: A sound reproduction system having a housing with a lateral slot in the front wall thereof, one or more sound reproducing speakers located below the slot, and a plurality of resonance chambers located between the speakers forming bass, treble and mid-range sections.
    Type: Grant
    Filed: November 18, 1980
    Date of Patent: June 15, 1982
    Inventor: Edward L. Sechrist