Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Galli AngelofiledCriticalGalli Angelo
Priority to IT7807203ApriorityCriticalpatent/IT7807203A0/it
Publication of IT7807203A0publicationCriticalpatent/IT7807203A0/it
Przewod zasilajacy,zwlaszcza do zaopatrywania w energie obszarow zagrozonych wybuchem,jak przede wszystkim podziemnych obszarow objetych pracami gorniczymi