国家/地区 印度（2）
IPC部 F（2）
IPC大类 F25（2）
IPC小类 F25B（2）
IPC
发明人
公开年 2021（2）
申请年
专利权人

Heat sink for use with photovoltaic solar panel unit, comprises fins spaced apart from each other and having predetermined length, thickness and height.

MCCLOSKEY D

System for cooling concrete roof, has coolant liquid that is provided inside hollow elongated portion, and storing unit that circulates coolant to condensing unit is configured to condense gaseous coolant liquid.

TRIJO T, LAZARUS G A