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Priority claimed from CH32373Aexternal-prioritypatent/CH554197A/en
Application filed by Amstutz AdrianfiledCriticalAmstutz Adrian
Priority to AT20175ApriorityCriticalpatent/AT333098B/en
Publication of ATA20175ApublicationCriticalpatent/ATA20175A/en
Application grantedgrantedCritical
Publication of AT333098BpublicationCriticalpatent/AT333098B/en