AIR-CONDITIONING APPARATUS
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United States of America Patent
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Issued Date -
Feb 1, 2024
app pub date -
Mar 3, 2021
filing date -
Mar 3, 2021
priority date (Note) -
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Abstract
An air-conditioning apparatus includes an outdoor unit, at least one indoor unit connected to the outdoor unit by a refrigerant pipe, a transmission line provided to extend along the refrigerant pipe, and a measuring device that measures a length of the refrigerant pipe from the outdoor unit to the at least one indoor unit, based on an indoor unit signal for measurement of the length of the refrigerant pipe that is transmitted from the at least one indoor unit through the transmission line.
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