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发明名称
Rohrreiniger.
摘要
申请公布号
CH196758(A)
申请公布日期
1938.03.31
申请号
CHD196758
申请日期
1937.06.01
申请人
LJUNGBERG HANS JOHAN WILHELM
发明人
WILHELM LJUNGBERG HANS JOHAN
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主分类号
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