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发明名称
Removable bushing
摘要
申请公布号
US2188596(A)
申请公布日期
1940.01.30
申请号
US19390271930
申请日期
1939.05.05
申请人
THE UNIVERSAL CLAY PRODUCTS CO.
发明人
HOBERT LEROY F.
分类号
F16B21/18
主分类号
F16B21/18
代理机构
代理人
主权项
地址
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