If a dog was imported from another country (ex. Germany), and then CKC registered, yes, it will say (GER) after their name. Here is an example;
(the dam was a German import, and was bred to a dog living in Germany, that was not CKC registered, so he just has his ADRK # in front of his name)
Here is a scan of a newer CKC registration certificate - the CKC changed them a few years ago;