Microsoft Headquarters has been in Redmond, Washington since 1986
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Redmond, Washington has been in Washington State since at least January 13th 2009
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Washington State has been in the Pacific Standard Time region since at least January 25th 2010, 15:44:14
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Washington State has been in the Pacific Standard Time region since at least July 13th 2007, 00:00:00
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Pacific Daylight Time has been the time zone for the Pacific Standard Time region between March 11th 2012, 10:00 and November 4th 2012, 09:00
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-7 hours has been the time zone differential of Pacific Daylight Time since at least August 20th 2010, 15:32:52
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