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发明名称
Sealing device for ball and rod mills
摘要
申请公布号
US2706656(A)
申请公布日期
1955.04.19
申请号
US19510231126
申请日期
1951.06.12
申请人
ALLIS-CHALMERS MANUFACTURING COMPANY
发明人
ROUBAL ALEXANDER J.
分类号
B02C17/22;F16B43/00
主分类号
B02C17/22
代理机构
代理人
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地址
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