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经营范围
发明名称
Organe d'obturation étanche.
摘要
申请公布号
CH201888(A)
申请公布日期
1938.12.31
申请号
CHD201888
申请日期
1938.03.10
申请人
ROMERSA,ARTHUR
发明人
ROMERSA,ARTHUR
分类号
E06B7/20
主分类号
E06B7/20
代理机构
代理人
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