Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Empresa Nacional Hulleras Del Norte Sa (hunosa)
Original Assignee
Empresa Nacional Hulleras Del Norte Sa (hunosa)
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 Empresa Nacional Hulleras Del Norte Sa (hunosa)filedCriticalEmpresa Nacional Hulleras Del Norte Sa (hunosa)
Priority to ES1986293995UpriorityCriticalpatent/ES293995Y/es
Publication of ES293995UpublicationCriticalpatent/ES293995U/es
Application grantedgrantedCritical
Publication of ES293995YpublicationCriticalpatent/ES293995Y/es