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 Riloga Werk Tillmanns SchmidtfiledCriticalRiloga Werk Tillmanns Schmidt
Priority to AT404463ApriorityCriticalpatent/AT237217B/de
Application grantedgrantedCritical
Publication of AT237217BpublicationCriticalpatent/AT237217B/de