Huang Haihong, Li Lei, Cao Zhicheng, Liu Zhifeng. PRESS MACHINE ACTUATING SYSTEM [P].申请号: US17511442,美国专利, 授权.
点击次数:
是否职务专利:否
Huang Haihong, Li Lei, Cao Zhicheng, Liu Zhifeng. PRESS MACHINE ACTUATING SYSTEM [P].申请号: US17511442,美国专利, 授权.
点击次数:
是否职务专利:否