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OECD International Trade
International Trade By Commodity Statistics (HS88)
90: Optical, photo, technical, medical, etc apparatus
9003: Frames and mountings for spectacles, goggles, etc
9003: Frames and mountings for spectacles, goggles, etc
900311: Frames & mountings for spectacles etc, of plastic
900319: Frames & mountings for spectacles etc, except plastic
900390: Parts of frames and mountings for spectacles etc
9003: Frames and mountings for spectacles, goggles, etc
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