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经营范围
发明名称
Chopper
摘要
申请公布号
US2894094(A)
申请公布日期
1959.07.07
申请号
US19580722438
申请日期
1958.03.19
申请人
OAK MFG. CO.
发明人
HOWELL HUGH A.
分类号
H01H50/76
主分类号
H01H50/76
代理机构
代理人
主权项
地址
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