Invention patent | |
A six-axis woolen roving frame | ZL 2018 2 1956012.1 |
A seven-spindle cotton roving frame | ZL 2018 2 1956774.1 |
Dust suction device and roving frame | ZL 2017 2 1376094.8 |
A non-differential system for roving frame | ZL 2017 2 0987075.2 |
New wool spinning guide and carding machine | ZL 2017 2 1376111.8 |
A five-axis woolen roving frame | ZL 2017 2 0987354.9 |
Electric control device of roving frame | ZL 2017 2 1105668.8 |
Electric control device of roving frame | ZL 2017 2 1105692.1 |
New five-axis roving frame | ZL 2017 2 1106086.1 |