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发明名称
Knife having a replaceable blade
摘要
申请公布号
US2637904(A)
申请公布日期
1953.05.12
申请号
US19510238277
申请日期
1951.07.24
申请人
SPRINGER HENRY A
发明人
SPRINGER HENRY A.
分类号
B26B27/00
主分类号
B26B27/00
代理机构
代理人
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地址
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