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发明名称
Geteilter Brechzahn fuer Walzenbrecher
摘要
申请公布号
DE494040(C)
申请公布日期
1930.03.17
申请号
DE1928A054209D
申请日期
1928.05.22
申请人
AMERICAN ENGINEERING COMPANY
发明人
分类号
B02C4/30
主分类号
B02C4/30
代理机构
代理人
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地址
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