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 DE2843380Aexternal-prioritypatent/DE2843380B2/en
Priority claimed from DE2843379Aexternal-prioritypatent/DE2843379C3/en
Priority claimed from DE2843382Aexternal-prioritypatent/DE2843382C3/en
Priority claimed from DE2843378Aexternal-prioritypatent/DE2843378C3/en
Priority claimed from SU792776203Aexternal-prioritypatent/SU999963A3/en
Application filed by DegussafiledCriticalDegussa
Publication of LV5209A3publicationCriticalpatent/LV5209A3/en