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发明名称
Protective device for engine lubricating systems
摘要
申请公布号
US1977464(A)
申请公布日期
1934.10.16
申请号
US19320595144
申请日期
1932.02.25
申请人
WHITE RAYMOND L
发明人
WHITE RAYMOND L.
分类号
B01D35/027;F16N39/00
主分类号
B01D35/027
代理机构
代理人
主权项
地址
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