ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,748, issued on Dec. 9, was assigned to Klinge Corp. (York, Pa.).
"Dual redundant picture frame refrigerant system for a refrigerated container" was invented by Allan Klinge (Lititz, Pa.) and Henrik Klinge (York, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A picture frame refrigerant system for a known shipping container is provided. The picture frame refrigerant system includes a refrigeration unit having a body secured to an open end of a known shipping container, a first cooling unit, a second cooling unit, and a system interface box connected to the first cooling unit and second cooling unit and adapted to power on or power off the first co...