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经营范围
发明名称
Duebelschelle
摘要
申请公布号
DE1909284(A1)
申请公布日期
1970.09.10
申请号
DE19691909284
申请日期
1969.02.25
申请人
HAMER,GUENTHER;WULFF,FRIEDRICH
发明人
HAMER,GUENTHER;WULFF,FRIEDRICH
分类号
F16L3/04;F16L3/22;F16L3/223
主分类号
F16L3/04
代理机构
代理人
主权项
地址
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