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发明名称
Piston packing
摘要
申请公布号
US2359007(A)
申请公布日期
1944.09.26
申请号
US19410406607
申请日期
1941.08.13
申请人
SMITH DALLAS M
发明人
SMITH DALLAS M.
分类号
F16J9/06;F16J9/20
主分类号
F16J9/06
代理机构
代理人
主权项
地址
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