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经营范围
发明名称
Pipe coupling
摘要
申请公布号
US1903029(A)
申请公布日期
1933.03.28
申请号
US19300450535
申请日期
1930.05.07
申请人
VICTAULIC COMPANY OF AMERICA
发明人
DAMSEL WILLIAM B.
分类号
F16L21/06
主分类号
F16L21/06
代理机构
代理人
主权项
地址
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