File:Centrifugal fan blades.png: Revision history

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11 March 2022

14 October 2010

22 June 2009

6 June 2009

28 May 2009

20 October 2008

  • curprev 23:2323:23, 20 October 2008imported>Milton Beychok 361 bytes +361 {{Image notes |Description= Centrifugal fan blade types |Author= Don't know |Date= Don't know |Source= http://www.epa.gov/apti/bces/module5/fans/types/types.htm#types |Country first published in= United States |Copyright holder= United States Environmental Protection Agency |Notes= |Other versions=}}