Air conditioner and heating tail end pipeline anti-freezing device
The utility model relates to the technical field of pipeline anti-freezing, in particular to an air conditioner and heating tail end pipeline anti-freezing device. The air conditioner and heating tail end pipeline anti-freezing device comprises a water supply vertical pipe and a water return vertica...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
21.07.2023
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Subjects | |
Online Access | Get full text |
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