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发明名称
Fluid seal
摘要
申请公布号
US2663385(A)
申请公布日期
1953.12.22
申请号
US19500198279
申请日期
1950.11.30
申请人
BROWN BROTHERS & CO. LIMITED
发明人
WATERSTON JAMES R. C.
分类号
B64F1/06
主分类号
B64F1/06
代理机构
代理人
主权项
地址
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