Canvas drawings can be exported in several graphics formats, including the DXF format which is otherwise used for CAD drawings. Possibly only used for saving pure vector graphics of technical drawings created in Canvas.
Convert Canvas drawing to AutoCAD DXF Drawing Exchange Format.
We found one software available in the database for this conversion.
Microsoft Windows software - convert cnv to dxf on Windows
A drawing software used to create technical illustrations and graphics
Convert from cnv file format
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.