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UNE 40061:1958 SPINNING AND TWISTING RINGS, FOR EAR CURSORS.
UNE 34032:1958 PREPARATIION OF CITRIC FRUITS FOR SHIPPING.
UNE 7142:1958 DETERMINATION OF EXUDATION WATER IN CONCRETE.
UNE 40072:1958 CARDBOARD CONES OF 3 DEGREES 30 MINUTES FOR YARN WINDING.
UNE 55038:1958 DETERMINATION OF SQUALNE ACID IN OLIVE OIL.