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Changhwan Cho
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Seoul, KR
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last 30 patents
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Patent Application
METHOD OF CONTROLLING AIR CONDITIONER
Publication number
20230115174
Publication date
Apr 13, 2023
LG ELECTRONICS INC.
Changmin CHOI
F24 - HEATING RANGES VENTILATING
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Patent Application
PORTABLE REFRIGERATOR WITH FUEL CELL SYSTEM AND OPERATING METHOD TH...
Publication number
20120036869
Publication date
Feb 16, 2012
Seo Young Kim
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...