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发明名称
Scarifying tooth and holder
摘要
申请公布号
US2036111(A)
申请公布日期
1936.03.31
申请号
US19340742085
申请日期
1934.08.30
申请人
WILSON ARTHUR B
发明人
WILSON ARTHUR B.
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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