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Date: Fri, 3 May 2013 17:14:01 -0400
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From: DJ Delorie <dj AT delorie DOT com>
To: geda-user AT delorie DOT com
In-reply-to: <51841B58.5000605@buffalo.edu> (sbesch@buffalo.edu)
Subject: Re: [geda-user] need advice about copper "keep out" areas
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There's a tool in modern PCB's that lets you cut holes in the shapes
of polygons, as in "sub-polygons that represent an arbitrary
copper-free area".