ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,921, issued on Dec. 2, was assigned to The United States of America as represented by the Secretary of the Navy (Washington).

"Magnetic apparatus for mounting on curved ferromagnetic surfaces" was invented by Adam Pegouske (White Plains, Md.), Lee Foltz (Indian Head, Md.), Bruce Strackbein (Arnold, Md.) and Mike Shattuck (Port Royal, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic apparatus for magnetic attachment to a curved ferromagnetic surface. The magnetic apparatus includes a plurality of ferromagnetic plates and a plurality of magnets. Each ferromagnetic plate includes a concave end for mounting on a curved ferromagnetic surface....