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发明名称
Razor blade sharpener
摘要
申请公布号
US1895332(A)
申请公布日期
1933.01.24
申请号
US19310559255
申请日期
1931.08.25
申请人
LINN HENRY J
发明人
LINN HENRY J.
分类号
B24D15/08
主分类号
B24D15/08
代理机构
代理人
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地址
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