Intergraph(R) Webinar on November 20th to Demonstrate CADWorx(R) I&E for Instrumentation and Electrical Design HOUSTON, TX--(Marketwire - Nov 14, 2012) - Intergraph will host a CADWorx I&E webinar on November 20, 2012 at 10:00 a.m. CT that will feature an overview of how the software can create...