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发明名称
VOICE CLOCK APPARATUS
摘要
申请公布号
CA887194(A)
申请公布日期
1971.11.30
申请号
CAD887194
申请日期
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
YUKIO HATAYA;YASUTAKA NAKASHIMA;ISAO KOZU
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主分类号
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