国家/地区 印度（2）
IPC部 F（2）
IPC大类 F28（2）
IPC小类 F28D（2）
IPC
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Wreck shield used to minimize impact in crash to user has foldable back plate and front plate, sensors, housing carrying foldable back plates and front plates packaged under pressure-operated switched, belt and stretchable suspension spring.

GAUTAM V S, SINGH V, SHUKLA A, KUMAR M

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