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发明名称
Stroemungsmuehle
摘要
申请公布号
DE1482403(A1)
申请公布日期
1970.04.02
申请号
DE1964H052889
申请日期
1964.06.05
申请人
GEORGE W. HELME CO.
发明人
M. TROST,CONRAD
分类号
B02C19/06
主分类号
B02C19/06
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