Chromsäure-Element (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Chromsäure-Element" in German language version.

refsWebsite

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6^th place

40^th place

1grenetcell.com

low place

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160^th place

archive.org

William Edward Ayrton: Practical Electricity. Cassell, London 1891, S. 222 ff. (Online).

espacenet.com

worldwide.espacenet.com

Patent US25503: Improved galvanic battery. Veröffentlicht am 20. September 1859, Erfinder: Eugene Grenet.‌

grenetcell.com

Mark DiLuciano: Grenet Cell. Abgerufen am 14. April 2015.