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Application filed by Erik OtmalmfiledCriticalErik Otmalm
Priority to SE8403735ApriorityCriticalpatent/SE8403735D0/sv
Publication of SE8403735D0publicationCriticalpatent/SE8403735D0/sv
SE8403735A1984-07-161984-07-16Utrustning for att greva i tjelad jord samt utrustning for att tina igenfrusna vatten-, avloppsbrunnar och verma manhal
SE8403735D0
(sv)