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Application filed by Willy PedersenfiledCriticalWilly Pedersen
Priority to NO983934ApriorityCriticalpatent/NO983934D0/en
Publication of NO983934D0publicationCriticalpatent/NO983934D0/en
NO983934A1998-08-271998-08-27
Fastening device for the establishment of guardrails for safety purposes when working on sloping ceilings
NO983934D0
(en)