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Priority claimed from JP5587678Aexternal-prioritypatent/JPS5946520B2/en
Priority claimed from JP4459079Aexternal-prioritypatent/JPS55136298A/en
Priority claimed from DK190779Aexternal-prioritypatent/DK152844C/en
Application filed by Toyo Jozo KkfiledCriticalToyo Jozo Kk
Publication of DK76386ApublicationCriticalpatent/DK76386A/en
Publication of DK76386D0publicationCriticalpatent/DK76386D0/en
Publication of DK154144BpublicationCriticalpatent/DK154144B/en
Application grantedgrantedCritical
Publication of DK154144CpublicationCriticalpatent/DK154144C/en