Subjects: COMPUTER operating systems; WINDOWS (Graphical user interfaces); TECHNOLOGICAL innovationsUNITED StatesMICROSOFT Corp.
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Subjects: MOBILE communication systems; MARKET entry; COMPUTER operating systemsUNITED StatesGOOGLE Inc.
Subjects: COMPUTER operating systems; TECHNOLOGICAL innovations; SYSTEMS softwareUNITED States
Subjects: COMPUTERS; INVENTIONS; COMPUTER systemsUNITED StatesSHERMAN, Richard