The shipping situation of inland waterways of the USSR. Navigation lights. System and basic parameters
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Navigation lights. The main parameters
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Navigation sea equipment. Buoys and milestones
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Buoys for sea and channels, luminous. General specifications
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Gate curtains of sea port warehouses
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Coastal navigation signs. Types, basic dimensions and technical requirements
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Coastal navigation signs. Types, main parameters, dimensions and technical requirements
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Milestones of metal, marine and for channel. Design, dimensions and technical requirements
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Milestones of metal, marine and for channel. General specifications
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Sea bollards. Specifications
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Buoys for ice non-luminous
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Buoys for ice non-luminous. Specification
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