Which two products, in addition to the working light bulb, did thomas edison invent ?

The phonograph and the motion picture camera

Explanation:

Thomas Alva Edison was one of the most important inventors that have ever existed. He worked in an enormous variety of fields and contributed to the development of many different inventions. He also established the first industrial research laboratory. Some of his most important inventions were the light bulb, the phonograph and the motion picture camera. However, the entire list is enormous, as during his life Edison held 1,093 patents in his name.

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