ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,509, issued on May 5, was assigned to Fotopro (Guangdong) Image Industrial Co. Ltd. (Zhongshan, China).
"Telescopic support foot and support frame" was invented by Zhihua Li (Zhongshan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a telescopic support foot and a support frame. The support foot includes telescopic assemblies in cascade. The telescopic assemblies each include a telescopic rod; a first limiting device connected to a first end of the telescopic rod; a second limiting device connected to a second end of the telescopic rod. The first limiting device on a next-section telescopic rod can abut against the second limiting ...