CRYSTAL CLOCKS (PRECISION TECHNOLOGY)
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BTHOROLOGY, WATCH AND CLOCK MAKING (PRECISION TECHNOLOGY)
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BTWATCH ACCURACY (PRECISION TECHNOLOGY)
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UDC681.11.022
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Descriptor GERQUARZUHREN (FEINWERKTECHNIK)
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Descriptor ENGCRYSTAL CLOCKS (PRECISION TECHNOLOGY)
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Descriptor FREMONTRES À QUARTZ (MÉCANIQUE DE PRÉCISION)
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Variant GERUHREN/QUARZUHREN (FEINWERKTECHNIK)
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Variant ENGCLOCKS/CRYSTAL CLOCKS (PRECISION TECHNOLOGY)
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Variant ENGQUARTZ CLOCKS (PRECISION TECHNOLOGY)
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Variant ENGCLOCKS/QUARTZ CLOCKS (PRECISION TECHNOLOGY)
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Variant ENGQUARTZ WATCHES (PRECISION TECHNOLOGY)
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Variant ENGWATCHES/QUARTZ WATCHES (PRECISION TECHNOLOGY)
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Variant FREQUARTZ/MONTRES À QUARTZ (MÉCANIQUE DE PRÉCISION)
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Variant FREHORLOGES À QUARTZ (MÉCANIQUE DE PRÉCISION)
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Variant FREQUARTZ/HORLOGES À QUARTZ (MÉCANIQUE DE PRÉCISION)