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Application filed by Tachikawa Spring CofiledCriticalTachikawa Spring Co
Priority to IT22505/85ApriorityCriticalpatent/IT1185447B/it
Publication of IT8522505A0publicationCriticalpatent/IT8522505A0/it
Application grantedgrantedCritical
Publication of IT1185447BpublicationCriticalpatent/IT1185447B/it