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发明名称
Impact breaker bar mechanism
摘要
申请公布号
US2635817(A)
申请公布日期
1953.04.21
申请号
US19500180555
申请日期
1950.08.21
申请人
LONG LEO H
发明人
LONG LEO H.
分类号
B02C13/28
主分类号
B02C13/28
代理机构
代理人
主权项
地址
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