So that's where all those "Leaning Poles of Pisa" came from!! [Linked Image]
I think you'll find the creosote goes a tiny bit deeper than a coating;- the vacuum-pressure system used means it practically goes all the way thro' the pole section.
As to a patent, you've posted this in the public domain now Russ, so its all ours! ECN strikes again!! [Linked Image]
Who the heck is Ron?

Alan

Wood work but can't!