ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,431, issued on Feb. 24, was assigned to Trimble Inc. (Westminster, Colo.).

"Surveying system and method of operating a surveying system" was invented by Michael Vogel (Jena, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surveying system comprises a base 3, a first alidade 7 mounted on the base and rotatable relative to the base about a first axis 9, a first optical instrument 17 mounted on the first alidade 7, wherein the first optical instrument is configured to emit a first beam 41 of measuring light, a second alidade 19 mounted on the base and rotatable relative to the base about a second axis 21, and a second optical instrument 25 mou...