| 发明名称 |
Carton blank and method for forming it |
| 摘要 |
A carton blank formed from a laminate of a relatively flexible fluid impervious material and a relatively rigid paperboard material is provided with paperboard to paperboard facing surfaces so that an effective seal can be formed.
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| 申请公布号 |
US5632402(A) |
申请公布日期 |
1997.05.27 |
| 申请号 |
US19960587753 |
申请日期 |
1996.01.17 |
| 申请人 |
GRAPHIC PACKAGING CORPORATION |
发明人 |
WALSH, JOSEPH C.;CONATSER, ROBERT L. |
| 分类号 |
B31B7/00;B65D5/62;(IPC1-7):B65D5/56 |
主分类号 |
B31B7/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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