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经营范围
发明名称
Universal grinder
摘要
申请公布号
US1958734(A)
申请公布日期
1934.05.15
申请号
US19320648752
申请日期
1932.12.24
申请人
MARY A. WOODSMALL
发明人
WOODSMALL HARRY C.
分类号
B24B9/10
主分类号
B24B9/10
代理机构
代理人
主权项
地址
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