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发明名称
Improvements in ring lubricators
摘要
申请公布号
GB372707(A)
申请公布日期
1932.05.12
申请号
GB19320000048
申请日期
1932.01.01
申请人
WALTER PEYINGHAUS
发明人
分类号
B61F17/10;B61F17/16
主分类号
B61F17/10
代理机构
代理人
主权项
地址
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