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发明名称
Tool for demolition machines
摘要
申请公布号
US1891222(A)
申请公布日期
1932.12.20
申请号
US19300436662
申请日期
1930.03.18
申请人
RAPID PAVEMENT BREAKER CORPORATION
发明人
CORNETT WALTER VANCE
分类号
E01C23/12
主分类号
E01C23/12
代理机构
代理人
主权项
地址
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