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发明名称
Automatic cut-off machine
摘要
申请公布号
US1972595(A)
申请公布日期
1934.09.04
申请号
US19310547950
申请日期
1931.06.30
申请人
JOHN G. OLIVER
发明人
LIBBY WILLIAM L.
分类号
B23B7/02
主分类号
B23B7/02
代理机构
代理人
主权项
地址
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