资源类型

时间范围

首页 > 检索结果 >

Guide rail system for stabilized drone operations in restricted environments, such as inspection shafts, comprises multiple guide rails with structured rail system that is configured to provide predetermined trajectory for drone during deployment and retrieval 2025-03-23
Motion-powered charging system for wireless earbuds, has energy management system that controls flow of energy from energy storage unit to wireless earbuds and ensures safe and efficient charging, where light-emitting diode indicators display charging status of wireless earbuds 2024-12-28