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经营范围
发明名称
Grooving machine
摘要
申请公布号
US2168234(A)
申请公布日期
1939.08.01
申请号
US19360089320
申请日期
1936.07.07
申请人
ONSRUD MACHINE WORKS, INC.
发明人
ONSRUD RUDOLPH F.
分类号
B27F1/00
主分类号
B27F1/00
代理机构
代理人
主权项
地址
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