E3 (file format)
From GICLWiki
Extension: E3 Program and/or Extension Function: thinkdesign CAD Design
Company: think3 Inc.
Specific Notes: (None)
MIME Type: application/thinkdesign
File Classification: CAD/CAM
Identifying Characters [What's This?] Hex: D0 CF 11 E0 A1 B1 1A E1 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 3E 00 03 00 FE FF 09 00 06
Program ID [What's This?] (None or Unknown)
General Notes [What's This?] (None)