| 发明名称 |
APPARATUS AND METHOD FOR THE MANUFACTURE OF MAILERS |
| 摘要 |
A method and apparatus for forming mailers from continuous webs of materials wherein knurls or impressions are provided along the length of the widthwise glue lines used to form the continuous webs into closed envelopes defining the mailers so as to inhibit "tenting".
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| 申请公布号 |
CA2013503(A1) |
申请公布日期 |
1990.11.30 |
| 申请号 |
CA19902013503 |
申请日期 |
1990.03.30 |
| 申请人 |
TRANSKRIT CORPORATION |
发明人 |
ERBER, ALFRED J.;NEALE, ARTHUR |
| 分类号 |
B42C3/00;B42D5/02;(IPC1-7):B31B19/00 |
主分类号 |
B42C3/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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