Posted by hsrai on Mar 18, 2013; 7:43am
URL: https://forum.librecad.org/LibreCAD-DXF-File-Structure-tp5707695p5707714.html

Avneet Kaur wrote

Is 2007 is different from 2000 ?
Is R12 is a new version than R13?

R13 is newer than R12 but both are older than 2000.

Check:

http://www.autodesk.in/adsk/servlet/item?siteID=123112&id=12272454&linkID=10809853

http://en.wikipedia.org/wiki/AutoCAD_DXF

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H.S.Rai