2 Ergebnisse für: helipot
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Category:Potentiometers – Wikimedia Commons
https://commons.wikimedia.org/wiki/Category:Potentiometers?uselang=de
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Arnold O. Beckman: One Hundred Years of Excellence - Arnold Thackray, Minor Myers - Google Books
http://books.google.de/books?id=edtL_hIi8M0C
Arnold O. Beckman was a legend in his time: the blacksmith's son who grew up to play a pivotal role in the instrumentation revolution that dramatically changed science, technology, and society. From his rural boyhood world of farming and woodworking,…