Method and apparatus for cooling a heat-carrying fluid stream and / or for dehumidifying room air.
ATA126493A
Roller blind for darkening window openings or the same building openings
FR2691893A1
Device for weightening a tenture generating reflection images for a window or the like.
FR2676197A1
Sheet of plastic material covered with metal.
EP0154218A2
Roller blind mounted in an insulating window pane, and window pane provided with a roller blind
DE3346242A1
Method for driving a window-shutter drive motor, and a controller for carrying out the method
DE3006392A1
Roller blind cleaning device - has brush or elastic strip on both foil sides near roller
DE3003031A1
Low cost remote setting system for plant accessories in buildings - uses multifrequency selection channels and power bistables and may use group decoder
DE2917832A1
Remote control suitable for devices in large building - can reverse power supply polarity using same line for power and signalling
