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经营范围
发明名称
Appareil à détartrer les tubes
摘要
申请公布号
FR717657(A)
申请公布日期
1932.01.12
申请号
FRD717657
申请日期
1931.05.27
申请人
发明人
PARODI ENRICO
分类号
F28G3/12
主分类号
F28G3/12
代理机构
代理人
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地址
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