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发明名称
Balancing means for rotatable cylinders
摘要
申请公布号
US2974801(A)
申请公布日期
1961.03.14
申请号
US19570667779
申请日期
1957.06.25
申请人
CHARLES BERNSTEIN
发明人
BERNSTEIN CHARLES
分类号
D06F37/22;D06F43/02
主分类号
D06F37/22
代理机构
代理人
主权项
地址
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