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发明名称
Fluid gear
摘要
申请公布号
US1860576(A)
申请公布日期
1932.05.31
申请号
US19280247707
申请日期
1928.01.18
申请人
FRITZ GRAUPNER
发明人
GRAUPNER FRITZ
分类号
F16D33/00
主分类号
F16D33/00
代理机构
代理人
主权项
地址
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