I lost the request, but that request triggered a search - I found <http://web.archive.org/web/20060819035200/www.myhome.ch/mzingg/pcbstuff/tps/> Looks like a very nice through-hole plating system. I haven't found anything more recent. Donald.
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Markus Zingg's Through-hole plating
2009-10-23 by Donald H Locker