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Application filed by Nokia Technology GmbhfiledCriticalNokia Technology Gmbh
Priority to FI952447ApriorityCriticalpatent/FI105736B/en
Publication of FI952447A0publicationCriticalpatent/FI952447A0/en
Publication of FI952447ApublicationCriticalpatent/FI952447A/en
Application grantedgrantedCritical
Publication of FI105736BpublicationCriticalpatent/FI105736B/en
A method of checking the validity of a set of digital information, and a method and an apparatus for retrieving digital information from an information source