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Electroacoustic anti-noise devices for telephone communication systems. Terms and definitions
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State system for ensuring the uniformity of measurements. Measuring transducers for pressure differences with unified mutual inductance output parameters of the SSI. Methods and means of verification
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Medical devices. Biological evaluation of medical devices. Part 22. Guidance on nanomaterials
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Food products. Information for consumer. General requirements
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Cylindrical gear grinders with cone grinding wheel. Standards of accuracy
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