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经营范围
发明名称
Improvements in valves or cocks
摘要
申请公布号
GB402226(A)
申请公布日期
1933.11.30
申请号
GB19320028987
申请日期
1932.10.17
申请人
COSIMO CARFAGNA
发明人
分类号
F16K15/18
主分类号
F16K15/18
代理机构
代理人
主权项
地址
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