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经营范围
发明名称
Improvements in and relating to stern gland arrangements for the propeller shafts of ships
摘要
申请公布号
GB616802(A)
申请公布日期
1949.01.27
申请号
GB19450026630
申请日期
1945.10.11
申请人
WERKSPOOR N.V.
发明人
分类号
B63H23/36;F16J15/00;F16J15/34
主分类号
B63H23/36
代理机构
代理人
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地址
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