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发明名称
Maschine zur Pruefung von OElen, Feststellung der Lagerreibung u. dgl.
摘要
申请公布号
DE492462(C)
申请公布日期
1930.02.24
申请号
DENDATS083868D
申请日期
申请人
MOSES SPINDEL
发明人
分类号
G01N33/30
主分类号
G01N33/30
代理机构
代理人
主权项
地址
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