国家/地区 印度（2）
IPC部 B（2） C（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC
发明人
公开年 2022（2）
申请年
专利权人

Electromagnetic wave absorption structure comprises electromagnetic wave composite absorbing layer, where electromagnetic wave composite absorbing layer comprises conductive composite layer and insulating layer, and insulating layer is stacked and overlapped with conductive composite layer.

WU F

Laminated multipurpose pipe for house hold drainage system, factory drainage system, sewer drainage system and other drainage systems and water supply systems, has first epoxy layer, second epoxy layer, antimicrobial layer and junction.

KAMAL K, GAUR A, SHARMA K, KISHORE K