Current position: Home >> Scientific Research >> Patents

一种直流摩擦电的发电装置

Hits:

Type of Patent:发明

State of Patent:已授权

Authorization number:201510034568.X

Service Invention or Not:no

Application Date:2015-01-23

Authorization Date:2017-07-18

Next One:一种太阳能选择性吸收膜系及其制备方法