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发明名称
Stuffing box
摘要
申请公布号
US2093627(A)
申请公布日期
1937.09.21
申请号
US19350023671
申请日期
1935.05.27
申请人
YOCKEY EMIL J
发明人
YOCKEY EMIL J.
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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