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发明名称
FOUR PHASE DELAY ELEMENT
摘要
申请公布号
CA910424(A)
申请公布日期
1972.09.19
申请号
CAD910424
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
JEAN M. DUCAMUS;CLAUDE-JANE FERNANDEZ
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主分类号
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