IBM System/360
It was manufactured by IBM. This computer was not manufactured in COMECON, it is probably a "western heritage".
Computers derived from IBM System/360
The following computers were inspired by or derived from IBM System/360:
RCA Spectra 70 (RCA)
References
https://www.ibm.com/history/system-360
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WebArchive
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https://archive.org/details/ibm-system-360-system-summary-11ed-1969/page/n1/mode/2up
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WebArchive
)