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 NL8102629Aexternal-prioritypatent/NL8102629A/en
Application filed by Rudolf SchnetzfiledCriticalRudolf Schnetz
Application grantedgrantedCritical
Publication of ATE25417T1publicationCriticalpatent/ATE25417T1/en