// todo need optimize like in event.jsp. Add indexing or not indexing this page. Microsoft provided their first OS software (0h 19min, feb 3, 1980 y – 6h 32min, jan 19, 1981 y) (Timeline)
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Microsoft provided their first OS software (0h 19min, feb 3, 1980 y – 6h 32min, jan 19, 1981 y)

Added to timeline:

Apple/Microsoft

ByDavid Aparicio
19 Oct 2017

Date:

0h 19min, feb 3, 1980 y
6h 32min, jan 19, 1981 y
~ 11 months
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