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经营范围
发明名称
Rohr-T-Stueck
摘要
申请公布号
DE554604(C)
申请公布日期
1932.07.09
申请号
DE1929B145288D
申请日期
1929.08.23
申请人
DR. FRANZ BRADTKE
发明人
分类号
F16L41/02
主分类号
F16L41/02
代理机构
代理人
主权项
地址
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