Motorroller (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Motorroller" in German language version.

refsWebsite
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doi.org

espacenet.com

worldwide.espacenet.com

  • Patent US2294777A: Variable speed transmission. Angemeldet am 4. August 1939, veröffentlicht am 1. September 1942, Erfinder: Don Heyer.
  • Patent US2852950A: Self-adjusting wedge-shaped belt variable drive. Angemeldet am 7. Oktober 1954, veröffentlicht am 23. September 1958, Erfinder: Edmond Uher.

exisab.com

  • Loretta L. Müller, Pierre Comte, Jan Czerwinski, Peter Gehr, Markus Kasper, Andreas C. R. Mayer, Barbara Rothen-Rutishauser (2010), Toxic Potential of 2- and 4-stroke Scooter and Diesel Car Exhaust Emissions in Lung Cells In Vitro PDF

handelsblatt.com

web.archive.org

wissenschaft.de