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Drehpendeluhr (German Wikipedia)

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

refsWebsite
Global rank German rank
1espacenet.com
800th place
160th place
1uhrenhanse.de
low place
low place

espacenet.com

worldwide.espacenet.com

  • Patent DE2437C: Rotationspendel. Angemeldet am 16. September 1877, veröffentlicht am 21. März 1879, Erfinder: Lorenz Jehlin.‌

uhrenhanse.de