Patents by Inventor Edward B. Krulewich

Edward B. Krulewich 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).

  • Defrost sensing system for freezer compartment
    Patent number: 4074987
    Abstract: A two-door household refrigerator with a separate freezer compartment and a manually-initiated freezer defrost cycle. A frost-sensing means is located in the thermal insulation in outer-spaced relation from the combined freezer liner and evaporator. The frost sensing means is thermally sensitive at a preselected high temperature of the insulation at the completion of the defrost cycle.
    Type: Grant
    Filed: January 3, 1977
    Date of Patent: February 21, 1978
    Assignee: General Electric Company
    Inventor: Edward B. Krulewich