I think it's actually Scanate. See for example: https://www.cia.gov/readingroom/document/cia-rdp79-00999a000400050002-4 https://www.cia.gov/readingroom/document

I think it's actually Scanate. See for example: https://www.cia.gov/readingroom/document/cia-rdp79-00999a000400050002-4 https://www.cia.gov/readingroom/document/cia-rdp79-00999a000... For "coordinate scan"