国家/地区 |
中国(6)![]() |
IPC部 |
B(6)![]() |
IPC大类 |
C04(6)![]() |
IPC小类 |
C04B(6)![]() |
IPC |
C04B035/622(4)
F41H005/04(4)
B22D019/08(3)
C04B035/563(3) B28B003/00(2) C04B035/565(2) C04B035/626(2) |
发明人 |
ZHAO L(4)
CUI Y(3)
FANG N(3)
FU S(3) XIA L(3) ZHANG Y(2) |
公开年 | 2018(3) 2020(2) |
申请年 | 2017(3) 2020(2) |
专利权人 | ZHEJIANG LIT.(3) BEIJING GRAP.(2) |
HUO X, ZHANG Z, GUO S, ZHAO L, CHENG L, GENG L
WU Y, ZHANG Y, LIU D, LI J, WANG X
XIA L, CUI Y, ZHAO L, FU S, FANG N
XIA L, CUI Y, ZHAO L, FU S, FANG N