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经营范围
发明名称
Broaching machine
摘要
申请公布号
US2925019(A)
申请公布日期
1960.02.16
申请号
US19570643450
申请日期
1957.03.01
申请人
COLONIAL BROACH & MACHINE COMPANY
发明人
GOTBERG HARRY H.;WELTE BENEDICT
分类号
B23D37/06
主分类号
B23D37/06
代理机构
代理人
主权项
地址
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