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发明名称
Grease relief fitting
摘要
申请公布号
US2770507(A)
申请公布日期
1956.11.13
申请号
US19540473023
申请日期
1954.12.03
申请人
KEYSTONE LUBRICATING COMPANY
发明人
EHNTS FRED H.
分类号
F16C33/66
主分类号
F16C33/66
代理机构
代理人
主权项
地址
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