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Microsoft Windows was announced
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Microsoft Windows 1.0 is introduced
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Microsoft Windows 2.0 was released
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Microsoft Windows/386 or Windows 386 is introduced
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Microsoft Windows/286 or Windows 286 is introduced
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Microsoft Windows 3.0 was released
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Microsoft Windows 3.0 or Windows 3.0a with multimedia was released
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Microsoft Windows 3.1 was released
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Microsoft Windows for Workgroups 3.1 was released
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Microsoft Windows NT 3.1 was released
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Microsoft Windows for Workgroups 3.11 was released
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Microsoft Windows NT 3.5 was released
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Microsoft Windows NT 3.51 was released
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Microsoft Windows 95 was released
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Microsoft Windows NT 4.0 was released
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Microsoft Windows CE 1.0 was released
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Microsoft Windows CE 2.0 was released
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Microsoft Windows 98 was released
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Microsoft Windows CE 2.1 was released
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Microsoft Windows 98 SE (Second Edition) was released
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Microsoft Windows CE 3.0 was released
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Microsoft Windows 2000 was released
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Microsoft Windows ME (Millennium) released
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Microsoft Windows XP is released
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Microsoft Windows XP 64-Bit Edition (Version 2002) for Itanium systems is released
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Microsoft Windows Server 2003 is released
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Microsoft Windows XP 64-Bit Edition (Version 2003) for Itanium 2 systems is released
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Microsoft Windows XP Media Center Edition 2003 is released
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Microsoft Windows XP Media Center Edition 2005 is released
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Microsoft Windows XP Professional x64 Edition is released
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Microsoft releases Microsoft Windows Vista
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Microsoft releases Microsoft Windows Vista and Office 2007 to the general public
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Microsoft releases Windows 7