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X-ray apparatus for medical purposes |
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X-ray apparatus not for medical purposes |
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X-ray films, exposed |
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X-ray films, sensitized but not exposed |
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X-ray photographs for medical purposes |
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X-ray photographs, other than for medical purposes |
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X-ray tubes for medical purposes |
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X-ray tubes not for medical purposes |
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apparatus and installations for the production of X-rays, for medical purposes |
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apparatus and installations for the production of X-rays, not for medical purposes |
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protection devices against X-rays, for medical purposes |
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protection devices against X-rays, not for medical purposes |
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xenon |
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xylene |
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xylene fuel |
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xylol |
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xylolith |
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xylophones |
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