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经营范围
发明名称
Improvement in or relating to devices for removing accumulated solid matter from strainer gratings
摘要
申请公布号
GB459756(A)
申请公布日期
1937.01.14
申请号
GB19360007657
申请日期
1936.03.13
申请人
NYEBOE & NISSEN A/S
发明人
分类号
E02B5/08
主分类号
E02B5/08
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代理人
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