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Close up of light board emergency exit way sign on airplane for safety and security services. Emergency exit sign in commercial airplane cabin. foto de Stock | Adobe Stock
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Commercial Electric EXBLEDRG120277 14-Watt Equivalent 120-Volt to 277-Volt Integrated LED Black Exit Sign with Ni-Cad 4.8-Volt
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late 1940's original double-sided wall mount wedge-shaped vintage salvaged chicago commercial building illuminated exit sign with oversized red lettering
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