国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B003/08（2）
发明人 QIN H（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Light weight passenger cabin front enclosure sound insulation pad structure for blocking and absorbing noise generated by engine or generator, has base layer and sound absorbing layer provided with cavity that is filled with filling layer.

ZHANG Y, MA C, QIN H

Pillowcase fabric with antibacterial effect, has lower end of elastic layer is sewed with elastic layer and elastic layer comprises multiple elastic cotton strips and is woven by multiple elastic Cotton strips.

QIN L, QIN H