Philipp Reis: The German who invented the telephone
vor 150 years ago Philipp Reis died. Many people don't have much of a word for it today; they associate ...
vor 150 years ago Philipp Reis died. Many people don't have much of a word for it today; they associate ...
MThis year, the Philipp Reis Prize will honor a scientist who researches data security and coding information. The award, worth ...
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