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经营范围
发明名称
Improvements in lubricators
摘要
申请公布号
GB403488(A)
申请公布日期
1933.12.28
申请号
GB19320026392
申请日期
1932.09.22
申请人
WILLIAM REAVELL
发明人
分类号
F16N7/34
主分类号
F16N7/34
代理机构
代理人
主权项
地址
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