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发明名称
Stone-surfacing machine
摘要
申请公布号
US1793469(A)
申请公布日期
1931.02.24
申请号
US19250035029
申请日期
1925.06.04
申请人
DRAKE LOUIS F
发明人
DRAKE LOUIS F.
分类号
B23Q11/00
主分类号
B23Q11/00
代理机构
代理人
主权项
地址
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