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发明名称
Plastic die model and method of making same
摘要
申请公布号
US2729894(A)
申请公布日期
1956.01.10
申请号
US19520302966
申请日期
1952.08.06
申请人
ANDREWS HERBERT V
发明人
ANDREWS HERBERT V.
分类号
B29C44/12;B29C44/18;B32B27/00
主分类号
B29C44/12
代理机构
代理人
主权项
地址
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