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Priority claimed from JP7928284Aexternal-prioritypatent/JPS60223512A/ja
Priority claimed from JP1812785Aexternal-prioritypatent/JPH0639770B2/ja
Application filed by Meidensha Electric Mfg Co LtdfiledCriticalMeidensha Electric Mfg Co Ltd
Priority claimed from EP85104757Aexternal-prioritypatent/EP0161530B1/de
Application grantedgrantedCritical
Publication of ATE62292T1publicationCriticalpatent/ATE62292T1/de