Isaak Jakowlewitsch Sigal (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Isaak Jakowlewitsch Sigal" in German language version.

refsWebsite
Global rank German rank
324th place
582nd place
low place
low place
low place
low place
2,106th place
139th place

gas-inst.org.ua

google.de

books.google.de

  • List of Patentees to Whom Patents Were Issued on the 11th Day of November 1975. In: U.S. Department of Commerce, Patent and Trademark Office (Hrsg.): Official Gazette of the United States Patent and Trademark Office. Band 940, Nr. 2, 11. November 1975, S. PI 39 (englisch, eingeschränkte Vorschau in der Google-Buchsuche – Beispiel für ein Patent Sigals in den USA).

nas.gov.ua

rada.gov.ua

zakon.rada.gov.ua