The complete list of Windows 7 Logo key shortcuts:

One of the more powerful, and probably least used, sets of keyboard shortcuts relies on the Windows Logo key, which is common on most keyboards packaged with a Windows-based personal computer. The following list includes all the shortcuts that use the Windows Logo key and explains what each one does. Take a good look because one or two of these shortcuts may make your computing life just a little more efficient.

The shortcuts:

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source: Microsoft,TechRepublic