Siemens - Wikipedia
Siemens & Halske was founded by Werner von Siemens and Johann Georg Halske on 1 October 1847. Based on the telegraph, their invention used a needle to point to the sequence of letters, instead of using Morse code.The company, then called Telegraphen-Bauanstalt von Siemens & Halske, opened its first workshop on 12 October.. In 1848, the company built the first long-distance telegraph line in
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