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发明名称
Support for centrifugals
摘要
申请公布号
US1753722(A)
申请公布日期
1930.04.08
申请号
US19270224161
申请日期
1927.10.05
申请人
FLETCHER WORKS
发明人
SCHAUM CARL
分类号
B04B9/12
主分类号
B04B9/12
代理机构
代理人
主权项
地址
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