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invented by Elisha Otis
An elevator (North American English)[1] or lift (Commonwealth English)[2] is a…
Parkesine
invented by Alexander Parkes
Celluloids are a class of materials produced by mixing nitrocellulose and…
Rotary kiln
invented by Frederick Ransome
A rotary kiln is a pyroprocessing device used to raise materials to a high…
Heliography
invented by Nicéphore Niépce
Nicéphore Niépce invents Heliography, the first photographic process.
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