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经营范围
发明名称
Seals for pistons, glands and the like
摘要
申请公布号
US2877071(A)
申请公布日期
1959.03.10
申请号
US19570691837
申请日期
1957.10.23
申请人
EMMANUEL KAYE;JOHN REGINALD SHARP
发明人
ARNOT ALFRED ERWIN REGINALD
分类号
F16J9/28
主分类号
F16J9/28
代理机构
代理人
主权项
地址
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