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发明名称
Slitter
摘要
申请公布号
US2222051(A)
申请公布日期
1940.11.19
申请号
US19390294139
申请日期
1939.09.09
申请人
FESSLER MACHINE COMPANY
发明人
TYRRELL EMMET R.
分类号
B23D19/06
主分类号
B23D19/06
代理机构
代理人
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