ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,403,386, issued on Sept. 2, was assigned to Shenzhen Youlequ Trading Co. Ltd. (Shenzhen, China).
"Magnetic type card box assembly" was invented by Meng Zhou (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic type card box assembly is provided, including a card box main body. The card box main body includes a front side plate, a rear side plate, a left side plate and a right side plate arranged successively around a first cavity. A first magnet and a second magnet are fixedly arranged in the front side plate and the rear side plate respectively. A third magnet or a first iron sheet is fixedly arranged in the left side plate, and a...