: "CID" stands for Character Identifier. This format is an extension of PostScript and TrueType technologies designed to handle large character sets, such as those in Chinese, Japanese, or Korean languages. Google Groups How to Fix "Missing CIDFont+F3" Issues
Since you cannot download this specific "font," use these methods to work around the problem: cidfont f3 free font download top
The original creator the font properly in the PDF. : "CID" stands for Character Identifier