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Application filed by Ronald Cook, Kathleen Cook, Muriel Roberts, Arthur Roberts, Annes On Sea Lancashire Gran BfiledCriticalRonald Cook
Priority to IT20078/82ApriorityCriticalpatent/IT1150662B/en
Publication of IT8220078A0publicationCriticalpatent/IT8220078A0/en
Application grantedgrantedCritical
Publication of IT1150662BpublicationCriticalpatent/IT1150662B/en