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发明名称
FLATTENER FOR TUBE BENDER
摘要
申请公布号
US3483725(A)
申请公布日期
1969.12.16
申请号
USD3483725
申请日期
1967.10.11
申请人
WALKER MFG. CO.
发明人
PAUL V. GREGG
分类号
B21D7/06;(IPC1-7):B21D7/02
主分类号
B21D7/06
代理机构
代理人
主权项
地址
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