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经营范围
发明名称
Means for passing cables and the like through structural wall members
摘要
申请公布号
US2274913(A)
申请公布日期
1942.03.03
申请号
US19400315299
申请日期
1940.01.24
申请人
ELECTRIC BOAT COMPANY
发明人
WHEELER EDWIN B.
分类号
F16L5/14
主分类号
F16L5/14
代理机构
代理人
主权项
地址
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