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This article may be expanded with text translated from the corresponding article in Japanese. (October 2021) Click [show] for important translation instructions.
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This article is missing information about background (CoCom restriction on 3-axis+ CNCs, propeller noise from cavitation) and discovery. Please expand the article to include this information. Further details may exist on the talk page.(October 2021)
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The Toshiba–Kongsberg scandal was a Cold War controversy that arose when some member nations of the Coordinating Committee for Multilateral Export Controls (CoCom) illegally exported to the Soviet Union machine tools that could be used in combination with the Kongsbergnumerical control (NC) devices made in Norway, in violation of the CoCom agreement.[1] The equipment was notable for being used to mill quieter propellers for Soviet submarines.[2]
The machine tool that combined with the Norwegian numerical control (NC) device and was exported to the Soviet Union (based on the Norwegian Police Service report).[citation needed]
