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.)
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 filedfiledCritical
Publication of DE2302575A1publicationCriticalpatent/DE2302575A1/de
Publication of DE2302575B2publicationCriticalpatent/DE2302575B2/de
Application grantedgrantedCritical
Publication of DE2302575C3publicationCriticalpatent/DE2302575C3/de