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发明名称
Tamping machine
摘要
申请公布号
US2284072(A)
申请公布日期
1942.05.26
申请号
US19390266406
申请日期
1939.04.06
申请人
ALFRED SCHMIDT
发明人
SCHMIDT ALFRED
分类号
B30B11/10
主分类号
B30B11/10
代理机构
代理人
主权项
地址
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