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发明名称
Improvements in and relating to pump pistons
摘要
申请公布号
GB691598(A)
申请公布日期
1953.05.20
申请号
GB19500004598
申请日期
1950.02.22
申请人
THOMAS BOORN & COMPANY LIMITED;HENRY DE WILDE
发明人
分类号
F04B53/14;F16J1/00
主分类号
F04B53/14
代理机构
代理人
主权项
地址
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