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A.R.T. Korea Co., Ltd.
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Yangsan-si, KR
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Patents Grants
last 30 patents
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Patent Grant
Electric power saving device for motor of pump jacks apparatus
Patent number
9,331,621
Issue date
May 3, 2016
A.R.T. Korea Co., Ltd.
Kyung-Soon Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
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Patent Application
ELECTRIC POWER SAVING DEVICE FOR MOTOR OF PUMP JACKS APPARATUS
Publication number
20150303854
Publication date
Oct 22, 2015
A.R.T. Korea Co., Ltd.
Kyung-Soon Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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