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经营范围
发明名称
Spreizring
摘要
申请公布号
DE808658(C)
申请公布日期
1951.07.16
申请号
DE1948P017891
申请日期
1948.10.12
申请人
EMIL STEINBACH ZENTRALHEIZUNGEN-SANITAERE ANLAGEN
发明人
STEINBACH RUDOLF
分类号
F16L19/08
主分类号
F16L19/08
代理机构
代理人
主权项
地址
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