国家/地区 |
中国(9)![]() |
IPC部 |
A(9)
D(4)
B(2)
C(2) |
IPC大类 |
A41(9)
C08(2)
D01(2)
D03(2) D04(2) |
IPC小类 |
A41D(9)![]() |
IPC |
A41D031/04(5)
A41D013/005(4)
A41D031/02(4)
A41D031/12(3) A41D031/30(3) A41D001/04(2) A41D031/06(2) A41D031/14(2) A41D031/18(2) A41D031/24(2) D01F001/10(2) D03D015/56(2) |
发明人 | CHENG Q(2) |
公开年 |
2022(9)![]() |
申请年 |
2020(9)![]() |
专利权人 | FEIYU TIANJI.(2) |
DUVOISIN C A, CAVALCANTI S C, SCHERER P J, GARBE E A, DUVOISIN C V, DUVOISIN C P
ZHANG H, HUANG C, SONG Y, QIU Z, ZHOU Z, LI L, XU H, CAI W