Patents Represented by Attorney David S. Dolberg

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  • Paper cup holder
    Patent number: D378335
    Type: Grant
    Filed: March 18, 1996
    Date of Patent: March 11, 1997
    Inventors: Jon C. Liebling, David S. Dolberg
  • Hanging file folder support bar
    Patent number: D382301
    Type: Grant
    Filed: October 25, 1995
    Date of Patent: August 12, 1997
    Inventor: David Baumgarten