Assignee

DONG BANG ELECTRONIC IND CO LT

US·2 granted patents·29 citations·filing 1999–1999

Technology mixF21V1 G08B1 G09F1 H01H1 H02J1

Top patents by PatentIndex Score

2 records

0140US6430853B1Linking apparatus of emergency exit signal casingDONG BANG ELECTRONIC IND CO LT·Filed 1999·Granted Aug 13, 2002·14 cites·6 claims
0238US6208257B1Inspection apparatus of an emergency exit lightDONG BANG ELECTRONIC IND CO LT·Filed 1999·Granted Mar 27, 2001·15 cites·1 claims

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