ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,402,769, issued on Sept. 2, was assigned to SEB S.A. (France).
"Wet-and-dry floor brush for vacuum cleaner" was invented by Zhuang Bian (Jiangsu, China) and Pierre-Louis Bodin (Vernon, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wet-and-dry floor brush for a vacuum cleaner, including a floor brush body including at least one dust suction port at a bottom of the floor brush body, and a wet mopping device including a base plate for mounting a mop cloth, and a liquid supply tank located on an upper side of the base plate, the base plate including liquid discharge holes, and the liquid supply tank includes an air inlet in communication with the ...