ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,135, issued on May 20, was assigned to LONG PIPES USA INC. (Yangebup, Australia).
"Construction of tubular assemblies" was invented by Arthur Derrick Bray Graham (North Fremantle, Australia) and Neil Deryck Bray Graham (Coogee, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for constructing a tubular assembly (24) comprising an inner portion (21) and a further portion (22) surrounding the inner portion, the further portion being formed from a strip (50) of material comprising two opposed longitudinal marginal side portions (53). The apparatus (100) comprises an assembly station (106) having a wall (122). The apparatu...