| 发明名称 |
Perforation forming device for mattress, has piercing die with several blocks each provided with several holes |
| 摘要 |
<p>The piercing die (16) has several solid blocks (18) each provided with several holes (19). A punch (14) is provided opposite to the piercing die. Independent claims are included for the following: (1) series of perforations forming method; (2) mattress; and (3) usage of mattress.</p> |
| 申请公布号 |
BE1015335(A3) |
申请公布日期 |
2005.02.01 |
| 申请号 |
BE20030000065 |
申请日期 |
2003.01.29 |
| 申请人 |
ARTILAT, NAAMLOZE VENNOOTSCHAP |
发明人 |
GROENWEGHE RONALD |
| 分类号 |
A47C27/00;A47C27/14;B26D7/26;B26F1/00;B26F1/02;B26F1/14;(IPC1-7):B26F1/02 |
主分类号 |
A47C27/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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