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Application filed by Jean Doyle LoomisfiledCriticalJean Doyle Loomis
Priority to AT36465ApriorityCriticalpatent/AT269776B/de
Application grantedgrantedCritical
Publication of AT269776BpublicationCriticalpatent/AT269776B/de
AT36465A1965-01-181965-01-18Vorrichtung zur Dichtigkeitsprüfung von senkrecht verlaufenden Rohrleitungen, insbesondere von Bohrlochverrohrungen
AT269776B
(de)