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经营范围
发明名称
Improvements in and relating to Packing Devices for Sealing the Passage of a Piston Rod through a Wall
摘要
申请公布号
GB1168335(A)
申请公布日期
1969.10.22
申请号
GB19670004256
申请日期
1967.01.27
申请人
WERKSPOOR N.V.
发明人
分类号
F02G1/053;F04B39/04;F16J15/32;F25B9/00
主分类号
F02G1/053
代理机构
代理人
主权项
地址
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