发明名称 |
FEUILLES DE PAPIER MULTICOUCHES PRESENTANT DES MARQUAGES, PROCEDE ET DISPOSITIF POUR LEUR ELABORATION. |
摘要 |
<p>A paper sheet having several distinct layers comprises at least two sheets of paper glued together in discrete areas and is characterized by having patterns corresponding to areas of reduced thickness on both outer surfaces.</p> |
申请公布号 |
FR2672843(A1) |
申请公布日期 |
1992.08.21 |
申请号 |
FR19910002003 |
申请日期 |
1991.02.20 |
申请人 |
KAYSERSBERG SA |
发明人 |
RUPPEL REMY;LAURENT BERNARD;HUNGLER JOEL |
分类号 |
B31F1/07;B31F5/04;B32B3/30;B32B38/04;B32B38/06;D21H27/02;D21H27/40 |
主分类号 |
B31F1/07 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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