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 Alberto SignorinifiledCriticalAlberto Signorini
Priority to BR6802638UpriorityCriticalpatent/BR6802638U/pt
Priority to ES89110139Tprioritypatent/ES2039325T3/es
Priority to AT89110139Tprioritypatent/ATE94374T1/de
Priority to EP89110139Aprioritypatent/EP0345694B1/en
Priority to DE89110139Tprioritypatent/DE68909114T2/de
Priority to CA000601856Aprioritypatent/CA1334956C/en
Priority to JP1145017Aprioritypatent/JPH02119865A/ja
Publication of BR6802638UpublicationCriticalpatent/BR6802638U/pt