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发明名称
Improvements in or relating to sealing units for sliding members and particularly a piston sliding in a cylinder
摘要
申请公布号
GB634312(A)
申请公布日期
1950.03.15
申请号
GB19460031403
申请日期
1946.10.22
申请人
JEAN LOUIS GRATZMULLER
发明人
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
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地址
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