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Priority to FI841824ApriorityCriticalpatent/FI76042C/en
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Publication of FI76042CpublicationCriticalpatent/FI76042C/en
ANORDING FOER FAESTANDE AV PLATTA ISOLERMATERIAL, I SYNNERHET VAERMEISOLERINGSMATTOR ELLER -PAPP, PAO TUNNVAEGGIGA UNDERLAG, SAOSOM PLAOTEN I VENTILATIONSKANALER.