Refrigeration house balance window

The utility model relates to a balance window of a refrigeration house. Wherein the warehouse outer cover is connected to one end of the two-way valve device, the warehouse inner cover is connected tothe other end of the two-way valve device, the insect-proof net and the sweeping device are installe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG MAIFANG, LI YUANJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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