OPTICAL MEASURING AND OBSERVATION INSTRUMENTS (OPTICAL INSTRUMENTS)
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BTOPTICAL APPARATUS AND INSTRUMENTS (PRECISION TECHNOLOGY)
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UDC681.78
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Descriptor GEROPTISCHE MESS- UND BEOBACHTUNGSGERÄTE (OPTISCHE INSTRUMENTE)
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Descriptor ENGOPTICAL MEASURING AND OBSERVATION INSTRUMENTS (OPTICAL INSTRUMENTS)
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Descriptor FREINSTRUMENTS DE MESURE ET D'OBSERVATION OPTIQUE (INSTRUMENTS D'OPTIQUE)
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Variant GERMESSGERÄTE/OPTISCHE MESS- UND BEOBACHTUNGSGERÄTE (OPTISCHE INSTRUMENTE)
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Variant ENGMEASURING INSTRUMENTS/OPTICAL MEASURING AND OBSERVATION INSTRUMENTS (OPTICAL INSTRUMENTS)
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NTASTRONOMICAL INSTRUMENTS (OPTICAL INSTRUMENTS)
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NTINTERFEROMETRIC INSTRUMENTS (OPTICAL INSTRUMENTS)
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RTELECTRO-OPTICS (PHYSICS)