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发明名称
Leak stop
摘要
申请公布号
US1865670(A)
申请公布日期
1932.07.05
申请号
US19290369549
申请日期
1929.06.10
申请人
JAMES H. BOHAN
发明人
BOYCE CHARLES
分类号
A62C37/20
主分类号
A62C37/20
代理机构
代理人
主权项
地址
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