Assignee

LET WIN TECH CO LTD

TW·1 granted patent·0 citations·filing 2019–2019

Technology mixB23Q1 F21S1 F21V1 F21W1 F21Y1 H05B1

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0149US10702963B2Indication lamp device with countdown displayLET WIN TECH CO LTD·Filed 2019·Granted Jul 7, 2020·0 cites·13 claims

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