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Priority claimed from SE7606999Aexternal-prioritypatent/SE423651B/xx
Priority claimed from SE7613334Aexternal-prioritypatent/SE402822B/xx
Application filed by Alfa Laval AbfiledCriticalAlfa Laval Ab
Publication of MX7095EpublicationCriticalpatent/MX7095E/es
Forfarande vid framstellning av en indikator av det slag som innefattar en berare och tva av denna uppburna substanser avsedda att aktiveras ner indikatorn skall anvendas