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经营范围
发明名称
Stopcock mechanism
摘要
申请公布号
US2643850(A)
申请公布日期
1953.06.30
申请号
US19490107588
申请日期
1949.07.29
申请人
COSMETTO ARISTODEME J
发明人
COSMETTO ARISTODEME J.
分类号
F16K5/02
主分类号
F16K5/02
代理机构
代理人
主权项
地址
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