Language : English
刘国海

Patents

一种单低温保持器的全超直线电机

Hits:

Type of Patent:发明

State of Patent:已授权

Authorization number:201310172251.3

Service Invention or Not:no

Application Date:2013-05-10

Authorization Date:2015-12-30

Application Date:2013-05-10

Authorization Date:2015-12-30