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经营范围
发明名称
Improved resilient packing ring, particularly for sealing a rotatable shaft
摘要
申请公布号
GB679481(A)
申请公布日期
1952.09.17
申请号
GB19490018893
申请日期
1949.07.18
申请人
ALGEMEENE KUNSTZIJDE UNIE N.V.
发明人
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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