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发明名称
Improvements in rock crushers
摘要
申请公布号
GB569705(A)
申请公布日期
1945.06.05
申请号
GB19430014656
申请日期
1943.09.07
申请人
WILLIAM WARREN TRIGGS
发明人
分类号
B02C1/04
主分类号
B02C1/04
代理机构
代理人
主权项
地址
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