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经营范围
发明名称
Machine for cutting threads
摘要
申请公布号
US2054028(A)
申请公布日期
1936.09.08
申请号
US19340743801
申请日期
1934.09.13
申请人
BENNINGHOFF WILLIAM L
发明人
BENNINGHOFF WILLIAM L.
分类号
B23G1/22
主分类号
B23G1/22
代理机构
代理人
主权项
地址
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