ALEXANDRIA, Va., July 15 -- United States Patent no. 12,660,765, issued on June 23, was assigned to COOLING-GLOBAL S.R.O. (Prague).
"Air duct for distributing air in a greenhouse" was invented by Christian Juhl (Prague) and Christian Potma (LB Bergen, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "Air duct for distributing air in a greenhouse, the air duct comprising a hollow main body extending along a longitudinal axis and at least one set of vents, wherein the main body has an outer surface and an inner surface, a first end and a second end at the opposite longitudinal ends of the main body, and a segment disposed between the first end and the second end extending over substantially the entire...