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发明名称
SOUND SYSTEMS
摘要
申请公布号
CA688725(A)
申请公布日期
1964.06.16
申请号
CAD688725
申请日期
申请人
PITTSBURGH CORNING CORPORATION
发明人
DOMINIC D'EUSTACHIO
分类号
主分类号
代理机构
代理人
主权项
地址
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