COLLIMATORS, AUTOKOLLIMATORS (OPTICAL INSTRUMENTS)
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BTOPTICAL APPARATUS AND INSTRUMENTS (PRECISION TECHNOLOGY)
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UDC681.777
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Descriptor GERKOLLIMATOREN (OPTISCHE INSTRUMENTE)
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Descriptor ENGCOLLIMATORS, AUTOKOLLIMATORS (OPTICAL INSTRUMENTS)
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Descriptor FRECOLLIMATEURS (INSTRUMENTS D'OPTIQUE)
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Variant ENGAUTOKOLLIMATORS (OPTICAL INSTRUMENTS)