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2013 State Grid Single Phase Smart Meter Case of Local Cost Control ( Carrier )
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2013 State Grid Single Phase Smart Meter Case of Remote Cost Control ( Carrier )
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2013 State Grid Single Phase Smart Meter Case of Remote Cost Control
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2016 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Local Cost Control
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2016 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Local Cost Control ( Carrier )
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2016 State Grid Single Phase (Battery can be replaced) Threaded seal(Chongqing Meter) Smart Meter Case of Remote Cost Control ( Carrier )
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2020 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Remote Cost Control ( Carrier )
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2020 State Grid Single Phase (Battery can be replacedHardwired) Smart Meter Case of Local Cost Control ( Carrier )