You want to retrieve file version information (such as the publisher of a file, its revision number, associated comments, and so on).
Use the GetVersionInfo method of the System.Diagnostics.FileVersionInfo class.
In previous versions of Visual Basic, you needed to call Windows API functions to retrieve file version information. With the .NET Framework, you simply need to use the FileVersionInfo class and call the GetVersionInfo method with the filename as a parameter. You can then retrieve extensive information through the FileVersionInfo properties.
The FileVersionInfo properties are too numerous to list here, but the following code snippet shows an example of what you might retrieve: