this software will give you the names of the various plugs.
Then you maybe able to search on each different type.
IE the US plugs are nema 5-15 and the nema standards
can be downloaded here.
Nornrich
You could also call your local Underwriters Laboratories and ask for their Standard for Attachment Plugs. As I remember there were exhaustive measurements contained in their standards. I would call and get the correct Standard number to start.
Dan