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经营范围
发明名称
A SEALING DEVICE
摘要
申请公布号
GB9010923(D0)
申请公布日期
1990.07.04
申请号
GB19900010923
申请日期
1990.05.16
申请人
PORTER-LANCASTRIAN LIMITED
发明人
分类号
B67D1/08
主分类号
B67D1/08
代理机构
代理人
主权项
地址
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