Patents Assigned to Marcella M. Katz
  • Patent number: D247932
    Type: Grant
    Filed: May 26, 1976
    Date of Patent: May 23, 1978
    Assignee: Marcella M. Katz
    Inventor: Marcella M. Katz
  • Patent number: D253498
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: November 27, 1979
    Assignee: Marcella M. Katz
    Inventor: Marcella M. Katz
  • Patent number: D254521
    Type: Grant
    Filed: July 11, 1977
    Date of Patent: March 25, 1980
    Assignee: Marcella M. Katz
    Inventor: Marcella M. Katz