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经营范围
发明名称
DOUBLE SLIDE RING SEAL
摘要
申请公布号
GB8318172(D0)
申请公布日期
1983.08.03
申请号
GB19830018172
申请日期
1983.07.05
申请人
CRYOMEC AG
发明人
分类号
F16J15/34;(IPC1-7):F16J15/36
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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