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发明名称
Trash knife
摘要
申请公布号
US2519766(A)
申请公布日期
1950.08.22
申请号
US19470758264
申请日期
1947.07.01
申请人
JOHNSON FOREST W
发明人
JOHNSON FOREST W.
分类号
A01D75/12;B23D79/06
主分类号
A01D75/12
代理机构
代理人
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地址
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