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发明名称
INSTRUMENT PANEL SPEAKER UNIT
摘要
申请公布号
CA392474(A)
申请公布日期
1940.11.12
申请号
CAD392474
申请日期
申请人
GENERAL MOTORS CORPORATION
发明人
BERTRAM A. SCHWARZ;WILLIAM C. DEROO
分类号
主分类号
代理机构
代理人
主权项
地址
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