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经营范围
发明名称
Steam trap
摘要
申请公布号
US2179145(A)
申请公布日期
1939.11.07
申请号
US19380236906
申请日期
1938.10.25
申请人
CLARK MANUFACTURING COMPANY
发明人
CLARK THEODORE W.
分类号
F16T1/30
主分类号
F16T1/30
代理机构
代理人
主权项
地址
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