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发明名称
BOOM BACK STOP APPARATUS
摘要
申请公布号
CA836910(A)
申请公布日期
1970.03.17
申请号
CAD836910
申请日期
申请人
BUCYRUS-ERIE COMPANY OF CANADA
发明人
CARL F. NOVOTNY;GEORGE W. MORK
分类号
主分类号
代理机构
代理人
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