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发明名称
CENTERING DEVICE FOR ANNULAR DIES FOR THE MANUFACTURE OF PLASTICS MATERIAL SHAPES
摘要
申请公布号
US3611495(A)
申请公布日期
1971.10.12
申请号
USD3611495
申请日期
1969.06.27
申请人
ERHARD LANGECKER
发明人
ERHARD LANGECKER
分类号
B29C47/20;B29C47/22;(IPC1-7):B29D23/04
主分类号
B29C47/20
代理机构
代理人
主权项
地址
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