发明(设计)人:
NGUYEN THANH DANG
HOANG HUNG VAN
NGUYEN NGOC DUY
HUYNH PHUNG THI MY
HUYNH TIEN THI MY
NGUYEN THACH BA
申请人:
NGUYEN THANH DANG
HOANG HUNG VAN
NGUYEN NGOC DUY
HUYNH PHUNG THI MY
HUYNH TIEN THI MY
NGUYEN THACH BA
IPC分类号:
B65G1/00
B65G1/127
B65G61/00