Klann linkage - marked how the parts are named according to the patent
Drawing: Joseph Klann<br> Marking: <a href="//commons.wikimedia.org/wiki/User:MichaelFrey" title="User:MichaelFrey">MichaelFrey</a> (<a href="//commons.wikimedia.org/wiki/User_talk:MichaelFrey" title="User talk:MichaelFrey"><span class="signature-talk">talk</span></a>)
2005, 2014
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