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OECD International Trade
International Trade By Commodity Statistics (SITC Rev. 2)
8: Miscellaneous manufactured articles
87: Professional, scientific & controling instruments
874: Measuring, checking, analysing instruments
8741: Surveying, hydrographic, compasses etc.
8741: Surveying, hydrographic, compasses etc.
87411: Navigational instruments, non-electrical, compasses
87412: Surveying, hydrographic, meteorological instruments
8741: Surveying, hydrographic, compasses etc.
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