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Author | AENOR |
---|---|
Editor | AENOR |
Document type | Standard |
Format | File |
ICS | 01.080.30 : Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentatio
01.100.20 : Mechanical engineering drawings 23.040.01 : Pipeline components and pipelines in general 23.060.01 : Valves in general |
Number of pages | 4 |
Year | 1950 |
Country | Spain |