Patents/Inventors

Huichang Cao

BeijingCN1 patent

2 Patents

US122566662025
Mowing Cylinder Cutter and Lawn Care Tool Driven by Built-in Outer Rotor Motor
Greenman Machinery Company
0 cites
US119391662024
Differential Traveling Roller Driven by Built-in Outer Rotor Motor
Greenman Machinery Company
0 cites