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发明名称
APPARATUS FOR RAPIDLY GROOVING PIPE
摘要
申请公布号
CA892336(A)
申请公布日期
1972.02.08
申请号
CAD892336
申请日期
申请人
COLLINS MACHINERY CORPORATION
发明人
HOWARD N. BEHNKE
分类号
B23B3/04;B23B5/00;B23B5/14;B23B5/16;(IPC1-7):B23B5/00
主分类号
B23B3/04
代理机构
代理人
主权项
地址
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