Spring-loaded camming device (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Spring-loaded camming device" in English language version.

refsWebsite

Global rank English rank

1books.google.com

3^rd place

3^rd place

1,880^th place

1,218^th place

1web.archive.org

1^st place

1^st place

1,459^th place

991^st place

books.google.com

Matt Samet (2011). The Climbing Dictionary: Mountaineering Slang, Terms, Neologisms & Lingo: An Illustrated Reference. The Mountaineers Books. p. 44. ISBN 978-1-594-85503-0.

duke.edu

Duke SLCD research Archived 2008-10-25 at the Wayback Machine retrieved (2009-08-05)

uspto.gov

patft.uspto.gov

Jardine, Raymond D. (1980-01-22), United States Patent: 4184657 - Climbing aids, retrieved 2009-12-21

web.archive.org

Duke SLCD research Archived 2008-10-25 at the Wayback Machine retrieved (2009-08-05)