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26 ago 2003 ano - Safety Lock For Lever-Type Door Handles #US7416230B2 Inventor: G.C. Konstantakis: G.L. Konstantakis Publication Date: 8.26.2008 Status: Active Until 6.26.2024

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Engineering Patent Timeline

ByShannon Austria

18 dez 2019

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26 ago 2003 ano

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~ 22 years ago

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