GENERAL CADD PRODUCTS INC.released General CADD Pro Version 4.1. New features supported by Version 4.1 include: ACAD DWG/DXF file import/export up to version 2006, XREF display, MDI (Multi Document Interface), VCD/VCS file input support, direct distance metric input support, "Match" feature addition to text and dimension commands, "Send File" feature that attaches output file in a user selectable variety of formats to an E-mail message, augmented version control and auto save, expanded macro commands, and addition of mask areas in background color. (General CADD Pro, Cherry Valley, N.Y.)