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经营范围
发明名称
CORRUGATING MACHINE
摘要
申请公布号
US3430476(A)
申请公布日期
1969.03.04
申请号
USD3430476
申请日期
1966.11.14
申请人
AMERICAN CYANAMID CO.
发明人
WILLIAM J. DUDA
分类号
B21D13/02;B31F1/24;(IPC1-7):B21B21/00
主分类号
B21D13/02
代理机构
代理人
主权项
地址
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