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发明名称
Improvements relating to seals between relatively rotatable parts
摘要
申请公布号
GB651573(A)
申请公布日期
1951.04.04
申请号
GB19480018069
申请日期
1948.07.05
申请人
SIGMUND PUMPS LIMITED
发明人
PARK WILLIAM HUTCHESON
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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