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经营范围
发明名称
PEENING TOOL
摘要
申请公布号
CA904559(A)
申请公布日期
1972.07.11
申请号
CAD904559
申请日期
申请人
NORTHROP CORPORATION
发明人
ALFRED K. FOEDISCH
分类号
B21C37/30;B21D31/06;B24B39/02;(IPC1-7):B24B39/02
主分类号
B21C37/30
代理机构
代理人
主权项
地址
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