Types of Light Bulbs: A Brief History and Buying Guide
Smartbulb switches to rechargeable battery in a power cut | Daily Mail Online
The History of LED Lighting: Then and Now
Ask History: Who Really Invented the Light Bulb? | History - YouTube
6 Things You Didn't Know About LEDs | Entergy Newsroom
Remember the Light Bulb? LEDs are Sending the Bulb's Classic Shape the Way of the LP | GE News
Who really invented the light bulb -- according to experts
Edison's light bulb could be on endangered list
Invention of the Light Bulb - HISTORY CRUNCH - History Articles, Biographies, Infographics, Resources and More
Edison Bulb Invention, Advantages and Disadvantages | ElectricalMag
Nick Holonyak - Wikipedia
Hong Kong inventor develops LED bulb that's cheaper, brighter and longer-lasting | South China Morning Post
LED Bulb - Lighting History, LED History | TCP Lighting
Who invented the light bulb? | Bricsys Blog
The Inventor of the White LED Celebrates his 80th Birthday — LED professional - LED Lighting Technology, Application Magazine
History of the Light Bulb | Lighting Basics | Bulbs.com
Wink | Connected Cree LED Bulb
The Light Bulb Revolution
How LED Light Bulbs Work | HowStuffWorks
Detailed History of LED Lights (When Invented? Who Invented? More) - Home Stratosphere
Thomas Edison Did Not Invent The Light Bulb
LED lamp - Wikipedia
LED Lights - How it Works - History
GE, whose founder invented the lightbulb, sells lighting division - The Week
