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发明名称
VENTILOBERTEIL.
摘要
申请公布号
DE1736401(U)
申请公布日期
1956.12.20
申请号
DE195600H3058U
申请日期
1956.10.22
申请人
HANSA METALLWERKE A.G.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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