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Escape Elevator
Let's Save Lives !
Inventor’s Message
Description
U.S. Patent
Proposal for the Building Safety Code
Google Project : Emergency Elevator
Google Project : Oil Spill Ship
Contact Us
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한국어
Escape Elevator
Let's Save Lives !
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Inventor’s Message
Description
U.S. Patent
Proposal for the Building Safety Code
Google Project : Emergency Elevator
Google Project : Oil Spill Ship
Contact Us
한국어
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