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发明名称
ROTARY SEAL
摘要
申请公布号
GB1495330(A)
申请公布日期
1977.12.14
申请号
GB19750028705
申请日期
1975.07.08
申请人
PEDERSEN J
发明人
分类号
B63H3/08;F16L27/087;(IPC1-7):F16L27/08
主分类号
B63H3/08
代理机构
代理人
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地址
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