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发明名称
Coupling
摘要
申请公布号
US2458899(A)
申请公布日期
1949.01.11
申请号
US19460652608
申请日期
1946.03.07
申请人
THOMPSON PRODUCTS, INC.
发明人
DOUBRAVA EUGENE N.
分类号
F16L37/12;F16L37/373
主分类号
F16L37/12
代理机构
代理人
主权项
地址
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