Patents/Inventors

Islam Elhelaly

Neu-UlmDE2 patents

2 Patents

US123058782025
System for Air Conditioning the Interior of a Building That Guides Exhaust Air Into a Fluid Reservoir via a Heat Exchanger
Envola GmbH
0 cites
US122098092025
Device for an Energy Transfer and for an Energy Storage in a Liquid Reservoir
Envola GmbH
0 cites