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发明名称
METHOD FOR BENDING A GUTTER OR EQUIVALENT INTO A CURVE
摘要
申请公布号
US3740995(A)
申请公布日期
1973.06.26
申请号
USD3740995
申请日期
1971.06.30
申请人
FREDRIKSSON H,SF
发明人
FREDRIKSSON H,SF
分类号
B21D7/08;(IPC1-7):B21D7/03
主分类号
B21D7/08
代理机构
代理人
主权项
地址
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