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经营范围
发明名称
Lubricator
摘要
申请公布号
US1947430(A)
申请公布日期
1934.02.13
申请号
US19300481823
申请日期
1930.09.15
申请人
DE MOOY JOHN
发明人
MOOY JOHN DE
分类号
F16N7/30
主分类号
F16N7/30
代理机构
代理人
主权项
地址
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