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LEO 1
Name of the OS..LEO
Brand..EDSAC
Programmer/s who created it..Oliver Standingford and Raymond Thompson of J. Lyons and Co.
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General motors operating system
Name of the OS... GM-NAA I/O
BRAND... IBM
Programmers...Robert.L Patrick and Owen Mock
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GCOS
Name of the OS.GCOS
Brand..General Electric
Programmer/s who created it.. Honeywell and Groupe Bull
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Incompatible Timesharing System
Name of the OS...Incompatible Timesharing System
BRAND...MIT
Programmers...Project MAC.
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Price when it was released.. -
DOS-11
Name of the OS...DOS-11
BRAND..Digital Equipment Corporation
Programmers...LCL
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Version 7 Unix
Name of the OS...Version 7 Unix
BRAND...Unix
Programmers..Plan 9.
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Price when it was released..Free -
Xenix
Name of the OS..Xenix
BRAND...Microsoft
Programmers...Bill Gates
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Symbian
Name of the OS..Symbian
BRAND...Accenture on behalf of Nokia
Programmers..DBMS
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Inferno
Name of the OS..Inferno
BRAND...Bell Labs
Programmers...Vita Nuova Holdings
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Price when it was released.. -
Windows XP 64-Bit Edition
Name of the OS..Windows XP 64-Bit Edition
BRAND...Windows
Programmers..Bill Gates
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Price when it was released.. -
Android 4.1
Name of the OS..Android 4.1
BRAND...Google
Programmers...Andy Rubin
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