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发明名称
Method and apparatus for producing film
摘要
申请公布号
US2632206(A)
申请公布日期
1953.03.24
申请号
US19500140687
申请日期
1950.01.26
申请人
THE VISKING CORPORATION
发明人
PIERCE RUSSELL F.
分类号
B29C47/00;B29C47/20;B29C47/88
主分类号
B29C47/00
代理机构
代理人
主权项
地址
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