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经营范围
发明名称
Tube coupling
摘要
申请公布号
US2452277(A)
申请公布日期
1948.10.26
申请号
US19450593006
申请日期
1945.05.10
申请人
WOODLING GEORGE V
发明人
WOODLING GEORGE V.
分类号
F16L19/12
主分类号
F16L19/12
代理机构
代理人
主权项
地址
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