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经营范围
发明名称
Rohrreiniger
摘要
申请公布号
DE512337(C)
申请公布日期
1930.11.24
申请号
DE1928R075851D
申请日期
1928.10.07
申请人
LUDWIG REHDER
发明人
分类号
B08B9/04
主分类号
B08B9/04
代理机构
代理人
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