Could you please tell me with which program I can open with extension .prt.22 .prt.22 , .prt.66, ... and others

Hi
I got some files with extension (.prt.22 , .prt.66 , ... and others)
could you please tell me with which program I can open it..
Thanks alot
if there is any body has a solution contact with me to send to him one file of them

Answer
 
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2 Answers

Are you able to upload it onto GrabCAD? You may be able to upload the file and save it in a different file type that is better suited for your use.

See:
http://help.grabcad.com/article/143-converting-a-file-to-another-format?locale=en

 
Comments 3

looks like Creo Parametric (former Pro/Engineer)
the extension .prt is for a part file and the number is the version of this file (how often saved)

 
Comments 1