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Reprography. Micrography. Lens. General technical requirements
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Telephone sets. Voice-frequency method of speech intelligibility measurement
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Consumer audio/video equipment. Digital interface. Part 3. HD-DVCR data transmission
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Gas discharge devices. Ignitrons. Methods for measurement of parameters
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Electromechanical switches for use in electronic equipment. Sectional specification for in-line package switches
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TV receiving aerials for television and sound broadcasting stations in VHF and UHF frequency bands. General technical requirements
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