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经营范围
发明名称
Shaft seal
摘要
申请公布号
US1947172(A)
申请公布日期
1934.02.13
申请号
US19320589899
申请日期
1932.01.30
申请人
GENERAL ELECTRIC COMPANY
发明人
RIGGS LELAND W.
分类号
F16J15/46
主分类号
F16J15/46
代理机构
代理人
主权项
地址
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