Assignee

PYONGSAN CORP

KR·1 granted patent·0 citations·filing 2016–2016

Technology mixB60H1 F16L1 F25B1 F28D1 F28F1

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1 record

0130US11085707B2Internal heat exchanger double-tube structure of air conditioning system having alternative refrigerant applied theretoPYONGSAN CORP·Filed 2016·Granted Aug 10, 2021·0 cites·4 claims

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