GENEVA, May 10 -- RUTAL E-LIFE TECHNOLOGY (SHENZHEN) CO., LTD. (801, Building 1, Kanghuai Industrial Park, No. 60 Ping'an RoadDafu Community, Guanlan Street, Longhua District (Entire Floor)Shenzhen, Guangdong 518000), 深圳市瑞泰易生活科技有限公司 (中国广东省深圳市龙华区观澜街道大富社区平安路60号康淮工业园1号厂房801（整层）) filed a patent application (PCT/CN2023/138307) for "BATTERY DEVICE OF MOBILE HOUSEHOLD APPLIANCE" on Dec 13, 2023. With publicatio...