Granted

可生物降解的纸阻隔层合体

Ask AI about this

View source ↗

Publication noCN115996838B

Grant noCN115996838B

Filing date2021-07-28

Publication date2025-09-26

Grant date2025-09-26

← Back to patentsCurated by f1frp editorial

可生物降解的纸阻隔层合体 | getfrp