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经营范围
发明名称
Lubricant injecting means
摘要
申请公布号
US2442777(A)
申请公布日期
1948.06.08
申请号
US19420445283
申请日期
1942.06.01
申请人
NORGREN CARL A
发明人
NORGREN CARL A.
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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