Telephone distribution cabinets in niches
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Telephone distribution cabinets
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Cable boards for intercity communication
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Cabinets for interurban cable. Specification
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Wooden and metal racks for stationary installations of accumulators. Specification
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Wooden and metal racks for stationary installations of accumulators. Specification
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Electromagnetic phones for telephones of general application. Quality assurance category. Basic dimensions. General technical requirements
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Capsule telephones for general purpose telephones. Types, main dimensions and general technical requirements
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Installations telephone director-secretarial. Technical requirements. Methods of tests
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Installations of operative telephone communication. Technical requirements and test methods
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Installations telephone for dispatching. Technical requirements. Methods of tests
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Cabinets for telephone distribution. Specification
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