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Application filed by Michael Ing Matheisl, Robert Ing SchulzfiledCriticalMichael Ing Matheisl
Priority to AT197795ApriorityCriticalpatent/AT405418B/de
Publication of ATA197795ApublicationCriticalpatent/ATA197795A/de
Application grantedgrantedCritical
Publication of AT405418BpublicationCriticalpatent/AT405418B/de