国家/地区 |
中国(3)![]() |
IPC部 |
B(3)![]() |
IPC大类 |
B22(3)
C04(3)
F41(3)
|
IPC小类 |
B22D(3)![]() |
IPC |
B22D019/08(3)![]() |
发明人 |
CUI Y(3)
FANG N(3)
FU S(3)
XIA L(3) ZHAO L(3) |
公开年 | 2018(3) |
申请年 |
2017(3)![]() |
专利权人 | ZHEJIANG LIT.(3) |
XIA L, CUI Y, ZHAO L, FU S, FANG N
XIA L, CUI Y, ZHAO L, FU S, FANG N