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发明名称
SOUND ABSORBER
摘要
申请公布号
CA756376(A)
申请公布日期
1967.04.11
申请号
CAD756376
申请日期
申请人
JUNKERS AND CO. G.M.B.H.
发明人
FRANZ HAAG
分类号
主分类号
代理机构
代理人
主权项
地址
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