Unified system for program documentation. Data, program and system flowcharts, program network charts and system resources charts. Documentation symbols and convention for flowcharting
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Unified system for design documentation. Graphical symbols in diagrams. Aerials and radio sets
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Unified system of design documentation. Graphical symbols in diagrams. Communication devices
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Unified system of design documentation. Graphical symbols in diagrams. Telephone sets, switchboards and switching telephone exchanges
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Unified system of design documentation. Graphical conventions in diagrams. Apparatus and telegraph repeaters
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Unified system of design documentation. Graphical conventions in diagrams. Apparatus and telegraph repeaters
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Unified system for design documentation. Conventional graphical notations in schemes. Binary Logic Elements
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Unified system for design documentation. Graphical symbols for diagrams. Elements of digital technique
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Unified system for design documentation. Graphic identifications schemes. Elements and means of railway signalling, centralization and blocking
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Unified system for design documentation. Graphic designations in diagrams. Telemechanic devices
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Unified system for design documentation. Graphic designations in diagrams. Commutational field elements of commutational systems
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Unified system for design documentation. Graphic designations in diagrams. Optical fibre data transmission systems components
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