Patents Represented by Attorney William H. Logsdon
  • Patent number: D250854
    Type: Grant
    Filed: September 29, 1976
    Date of Patent: January 16, 1979
    Assignee: Stylette Plastics, Inc.
    Inventor: William P. Heinrich
  • Patent number: D257113
    Type: Grant
    Filed: January 17, 1979
    Date of Patent: September 30, 1980
    Assignee: Diversified Plastics Products Inc.
    Inventor: James A. McCaffrey