国家/地区
IPC部 B（2） D（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B005/02（2）
发明人
公开年 2023（2）
申请年
专利权人

Three-layer structure dustproof net for blocking external contaminants e.g. fine dust, has first fabric, nanofiber web and second fabric that are sequentially laminated, where graphene fibers are woven in form of hexagonal net.

KIM D K

Full-formed knit pant having knee pad useful for athletes, middle-aged and old people, and knee disease patients, comprises knee pad integrally formed with pant main body, including transition zone and protective zone.

LIU J, QIAN T, YU X