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Priority to JP5928473ApriorityCriticalpatent/JPS5729672B2/ja
Publication of JPS5011063ApublicationCriticalpatent/JPS5011063A/ja
Publication of JPS5729672B2publicationCriticalpatent/JPS5729672B2/ja
Verfahren und schaltungsanordnung zur lagerichtigen aufzeich nung von aus zwei in zueinander entgegengesetzten lotrichtun gen vorgenommenen echolotungen gewonnenen echosignalen