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UNE 10030:1988 UNE
Status: Vigente/ 1988-11-23
VALVE MATERIALS FOR INTERNAL COMBUSTION ENGINES.
UNE 26513:2004 UNE
Status: Anulada/ 2024-02-22
Reciprocating internal combustion engine driven alternating current generating sets. Measurement of airbone noise by the enveloping surface method.