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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF F55-204
Fixed railway equipment. Drawings and diagrams for electrical signalling installings. Graphic symbols

Title (German)

ORTSFESTE BAHNANLAGEN. SEICHNUNGEN UND SCHEMA DER ELEKTRISCHEN SIGNALISIERUNGSANLAGEN. GRAPHISCHE SYMBOLE

Edition 1991-12-01

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF F55-204 Fixed railway equipment. Drawings and diagrams for electrical signalling installings. Graphic symbols

Want to learn more?

NF F55-204
Fixed railway equipment. Drawings and diagrams for electrical signalling installings. Graphic symbols