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发明名称
Process for intermittent flow of plastic material
摘要
申请公布号
US2952041(A)
申请公布日期
1960.09.13
申请号
US19560588476
申请日期
1956.05.31
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
BERNHARDT ERNEST CARL
分类号
B29C45/47;B29C47/38
主分类号
B29C45/47
代理机构
代理人
主权项
地址
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