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发明名称
Differential heat-sealability in differentially crystalline sheet materials, products made therefrom and process and apparatus for making
摘要
申请公布号
US3012918(A)
申请公布日期
1961.12.12
申请号
US19560592657
申请日期
1956.06.20
申请人
THE KENDALL COMPANY
发明人
SCHAAR CHARLES H.
分类号
A61F13/00;A61F13/15;B26F1/26;B29C65/00;B29C65/74;F16L7/00
主分类号
A61F13/00
代理机构
代理人
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地址
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