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经营范围
发明名称
Crusher
摘要
申请公布号
US2288069(A)
申请公布日期
1942.06.30
申请号
US19390282227
申请日期
1939.06.30
申请人
BROWNING RAYMOND E
发明人
BROWNING RAYMOND E.
分类号
B02C2/04
主分类号
B02C2/04
代理机构
代理人
主权项
地址
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