No specific info about version 3.4. Please visit the main page of CAD Reader on Software Informer.
A utility for viewing, converting, and printing DWG files.
Brava! Reader is a simple program for viewing CSF, PDF, XPS, JPG, and TIFF files
CAD Viewer lets you view, print and convert CAD files.
Immediately convert CAD drawings to the PDF format.
It converts among the three popular CAD drawings’ formats: DXF, DWG, and DWF.
A freeware viewer for P-CAD Schematic and PCB files.