A window cleaning machine provided according to an embodiment of the disclosure comprises a resilient member disposed between a body and a first cleaning device to prevent external air from passing between the body and the first cleaning device and entering a primary suction space of the body.
WINDOW CLEANING MACHINE
30.01.2025
Patent
Elektronische Ressource
Englisch
Window cleaning machine convenient to cross window frame
Europäisches Patentamt | 2021
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