ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,030, issued on Nov. 11, was assigned to CRESSI-SUB S.P.A. (Genoa, Italy).
"Speargun for underwater fishing" was invented by Stefano Pedemonte (Genoa, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "The speargun for underwater fishing comprises a metal spear provided with one or more engagement heels, a hand grip having a retaining mechanism for retaining the spear and provided with trigger for releasing the spear, a barrel having an upper longitudinal guide that slidingly supports the spear, a terminal head for engaging at least one rubber band for the propulsive thrust of the spear, the head having a front recess where at least one permanent m...