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Application filed by Alfred Hoerchner Naturstein GmfiledCriticalAlfred Hoerchner Naturstein Gm
Priority to AT232287ApriorityCriticalpatent/AT387888B/en
Publication of ATA232287ApublicationCriticalpatent/ATA232287A/en
Application grantedgrantedCritical
Publication of AT387888BpublicationCriticalpatent/AT387888B/en