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经营范围
发明名称
Hahn
摘要
申请公布号
DE517644(C)
申请公布日期
1931.02.06
申请号
DE1926M096508D
申请日期
1926.10.14
申请人
MERCO NORDSTROM VALVE COMPANY
发明人
分类号
F16K5/22
主分类号
F16K5/22
代理机构
代理人
主权项
地址
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