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经营范围
发明名称
Extended slotting mechanism
摘要
申请公布号
US3031937(A)
申请公布日期
1962.05.01
申请号
US19590846278
申请日期
1959.10.14
申请人
SAMUEL M. LANGSTON COMPANY
发明人
GREENWOOD HENRY B.;JR. JOSEPH O. DANKO,
分类号
B26D1/24;B26D3/14;H01J17/49
主分类号
B26D1/24
代理机构
代理人
主权项
地址
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