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
Priority claimed from PL91290283Aexternal-prioritypatent/PL166655B1/en
Priority claimed from PL91290509Aexternal-prioritypatent/PL168164B3/en
Priority claimed from PL91290508Aexternal-prioritypatent/PL168405B3/en
Priority claimed from PL91290607Aexternal-prioritypatent/PL168174B3/en
Priority claimed from PL91290608Aexternal-prioritypatent/PL168175B3/en
Priority claimed from PL91290606Aexternal-prioritypatent/PL168368B3/en
Priority claimed from PL29069491Aexternal-prioritypatent/PL167847B1/en
Priority claimed from PL91290693Aexternal-prioritypatent/PL168455B3/en
Priority claimed from PL91290695Aexternal-prioritypatent/PL165660B1/en
Priority claimed from PL91291078Aexternal-prioritypatent/PL168857B1/en
Priority claimed from EP91118269Aexternal-prioritypatent/EP0539610A1/en
Application filed by Torf EtsfiledCriticalTorf Ets
Publication of SG47526A1publicationCriticalpatent/SG47526A1/en