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发明名称
Replaceable tooth unit for earthworking equipment
摘要
申请公布号
US2253245(A)
申请公布日期
1941.08.19
申请号
US19390306087
申请日期
1939.11.25
申请人
NOACK ROBERT E
发明人
NOACK ROBERT E.
分类号
E02F9/28
主分类号
E02F9/28
代理机构
代理人
主权项
地址
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