Ask History: Who Really Invented the Light Bulb? | History
Who Really Invented the Lightbulb?
Who Really Invented The Light Bulb - History of Everything
Edison ने भी नहीं किया था।बल्ब का आविष्कार।Edison was not first inventer of bulb.
Joseph Swan 2003 - 2008
Sir Joseph Wilson Swan FRS was an English physicist, chemist, and inventor. He is known as an independent early developer of a successful incandescent light bulb, and is the person responsible for developing and supplying the first incandescent lights used illuminate homes and public buildings, including the Savoy Theatre, London, in 1881.