This is the story of Joseph Swan, a British physicist and chemist who invented the first successful incandescent light bulb. In 1878, Swan developed a light bulb that used carbonized paper filaments in an evacuated glass bulb. He was granted a
This is the story of Joseph Swan, a British physicist and chemist who invented the first successful incandescent light bulb. In 1878, Swan developed a light bulb that used carbonized paper filaments in an evacuated glass bulb. He was granted a